A brick is dislodged from a tall building and after starting from rest it fall for 15 seconds. If we ignore air drag then the free falling brick will have a speed of A. 100 m/s. B. more than 100 m/s. C. 50 m/s. D. 10 m/s.

A brick is dislodged from a tall building and after starting from rest it fall for 15 seconds. If we ignore air drag then the free falling brick will have a speed of A. 100 m/s. B. more than 100 m/s. C. 50 m/s. D. 10 m/s.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Related questions

Q: The passengers feel:

A: Given, velocity of car(v) = 20 m/s radius (R) = 100m

Q: A mosquito flying 3 mph collides head-on with a car going 55mph in the opposite direction. Which of…

A: The impact force acting on the mosquito and the car is the same as per Newton’s third law of motion.

Q: 2. What is the acceleration along the ground of a 10 kg wagon when it is pulled with a force of 44 N…

A: Given data: Mass (m) = 10 kg Force (F) = 44 N Angle (θ) = 35° above the horizontal Required: The…

Q: A ball is thrown up into the air. Ignore air resistance. When it is rising and reaches half of its…

A: Given : A ball is thrown up into the air. To determine : Net force when the ball reaches half of its…

Q: 2. A 175-kg roller coaster car is supposed to make a vertical loop with a diameter of 13.5 m, with…

Q: A satellite is traveling through distant space with a speed of 19,000 km/hr. What will happen to the…

A: Solution: In space there is no air blanket due to which there is no air friction. So, when…

Q: Which of the following statements are true regarding an object in freefall? You can ignore air…

A: A.All object fall at the same acceleration g=9.80 m/s2 regardless of their massas ,…

Q: When a car gets to the bottom of a hill, the driver releases the accelerator so that the car coasts…

Q: Which of the following is correct? A. It is NOT possible for a body to be at rest and yet have an…

Q: Suppose you are playing hockey on a new-age ice surface on which there is no friction between the…

A: Given data- You are playing hockey on a new age ice surface on which there is no friction friction…

Q: A mosquito flying 3 mph collides head-on with a car going 55mph in the opposite direction. Which of…

A: By Newton's 3rd law of motion, action force is equal to reaction force. So, both mosquito and car…

Q: A light mass and a heavy mass are dropped from the same height at the same time. Which one will have…

A: The velocity of the object in free fall is given as, v=2gh Since the height is the same for both the…

Q: A car traveling in a circle with a uniform speed of 10 m/s means that each cycle around the 10…

A: Given 1. Uniform speed = 10 m/s length of circumference = 10 m We have to calculate the time taken…

Q: Which has the greater speed? A. An ostrich which runs 100 meters in 4.0 seconds B. A roadrunner…

A: Given Distance of ostrich d1=100m time t1=4 sec Distance d2=120m time t2=5 sec

Q: jump a skier leaves at 15.0 m/s at angle q. With what speed is he traveling at his maximum height of…

A: GivenInitial velocity of skier, u=15 m/s at angle qMaximum height, hmax=4.5 m

Q: A 2.00-kg (20.0-N) stone is dropped from a height of 5.0 m, and strikes the ground with a velocity…

A: Given:- The stone has a mass m = 2.0 kg The height of the stone h = 5.0 m The velocity of the…

Q: What minimum velocity must a small roller-coaster car have at the bottom of a frictionless,…

Q: A giant boulder is traveling down a hill at a rate of 20 m/s. You are located 1 km away from the…

A: Given : Speed (v) = 20 m/s Distance (d) = 1 km = 1000 m

Q: If you toss a ball upward with an initial speed v = 2m/s, it reaches a max height h without air…

A: Given data: Original initial velocity (v) = 2 m/s, vertically upward Maximum height = h New…

Q: 42. John is moving a 14 kg box in a Phsyics lab on an approximately frictionless surface. If the box…

Q: A 4 kg bowling ball is dropped from a building, and accelerates down toward the earth at 9.8 m/s^2.…

A: Given data: A 4 kg bowling ball dropped from the building Acceleration = 9.8 m/s2, down towards the…

Q: Three identical balls are thrown with the same speed. Ball A is thrown vertically upward, ball B is…

A: Given Three identical balls are thrown with the same speed i.e vA = vB = vc Ball A is thrown…

Q: 13. A force acts on a 2.7 kg object that moves along the x axis (see figure). If the velocity v̟ is…

Q: A 95 kg male and a 65 kg female are stranded in deep space separated by a distance of 15 m. If they…

A: The attraction between all masses in the universe is known as gravitational force.

Q: of gravity increases, escape speed. A. Increases B. Decreases C. Remains the same

A: Escape velocity is the minimum velocity with which object thrown upward so that it crosses…

Q: If it takes 50 m to stop a car intially moving at 25 m/s, what distance is required to stop a car…

Q: A stone is dropped from a height of 45 m. Approximately how long does it take to hit the ground?…

A: Given data: Initial velocity (v0) = 0 m/s Height (h) = 45 m Required: Time (t) taken to hit the…

Q: You are standing in a moving bus, facing forward, and you suddenly fall forward. This happens…

A: Inertia is defined as a property of matter by which it remains at the state of rest or in uniform…

Q: A baseball player is taking batting practice. He hits two successive pitches at different angles but…

Q: When considering relative velocity, which of the following scenarios would result in a runner being…

A: A tail wind is a wind that flows in the direction of travel of object . A head wind is the wind that…

Q: A rock is dropped from 20 feet above the surface of the Earth. Which of the following is true? a.…

A: Given quantities: height from which a rock is dropped (H) = 20 feet initial velocity (u) = 0…

Q: Descending from rest at the last peak (height 20 m above the ground level) on a roller-coaster…

A: Solution: Given: m = mass of car = 750 kg g = gravitational acceleration = 9.81 m/s2 h = height of…

Q: A newly discovered planet has twice the mass and three times the radius of the earth. What is the…

A: Times the new planet's mass more than the earth i s2.Times the new planet's radius more than the…

Q: 17. The Steamboat Geyser in Yellowstone National Park, Wyoming is capable of shooting its hot water…

Q: A 2.0-kg object is pulled horizontally by a force of 6.3 N along the floor where the coefficient of…

A: mass of the object, m=2.0 Kg Force acting horizontally, F=6.3 N coefficient of kinetic friction,…

Q: A volcano ejects a chunk of rock straight up at a velocity of vy = 30 m/s. Ignoring air resistance,…

A: Given data The velocity of the volcano Vy1=30 m/s Step 1 The motion of the rock from volcano and…

Q: If you throw a ball with an initial horizontal velocity of 20 m/s and an initial vertical velocity…

Q: A ball of mass 0.15 kg is attached to the end of 1.1 m long cord. The ball is swung in a vertical…

A: The objective of this question is to find the minimum speed of the ball at the top of the motion so…

Q: You slam on the gas of your racecar and you accelerate at 12 m/s² from rest. How long will it take…

A: Given data The acceleration of the race car a=12 m/s2 The initial velocity is u=0 m/s The final…

Q: A small block slides without friction along a track toward a circular loop. The block has more than…

A: Free body diagram of the block at the top of the loop is given below: here, m is the mass of the…

Q: A small rocket launched straight up. When at a height of 5.0km and velocity of 200.0 m/s, it is…

A: Since you have posted a question with multiple sub-parts, as per our guidelines we will solve first…

Q: IYYUJ Suppose Captain Marvel leaps from the top of a 20-m tall building. If his initial speed is 12…

Q: A 1.0 kg rock is thrown upward with an initial speed of 20 m/s. Assuming no air resistance, the net…

A: mass = 1 kg initial speed = 20 m/s At the instant when it reaches the maximum height , the net force…

Q: A 4.0 kg car is traveling around a vertical loop with a radius of 2 m. What is the minimum speed…

Question

A brick is dislodged from a tall building and after starting from rest it fall for 15 seconds. If we ignore air drag then the free falling brick will have a speed of

A. 100 m/s.
B. more than 100 m/s.
C. 50 m/s.
D. 10 m/s.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

A not so muscular student throws a golf-ball only 60 meters high and it then falls the same distance back into his hand. What was the TOTAL time that the golf-ball was in the air A. about 10 seconds. B. about 5 seconds. C. more than 20 seconds. D. about 15 seconds.
You find yourself stranded on the middle of a frozen pond. The surface is so slick you are unable to get any traction. In an effort to save yourself, you take off your boot and throw it toward the west. This results in... A. you staying put. B. you sliding off to the east slower than the boot's speed. C. you sliding off to the east faster than the boot's speed. D. you sliding off to the west faster than the boot's speed. E. you sliding off to the west slower than the boot's speed.
3. Mr. Purley crashed his car with the greatest g force ever survived by a human being. He decelerated from 53.6m/s to zero in a distance of only about .59m calculate Mr. Purley's acceleration. I A. 2687m C. 2435m B. 2874m D. 3234m 4. An astronaut drops a rock on an asteroid. The rock is released from a height of 1.45m above the ground 1.89 seconds later. What is the acceleration due to gravity on this asteroid. A. -.17 m/s2 C. -.70 m/s? B. -.35 m/s² D. .406 m/s2 MacBook Air 41 F7 F3 F4 8. 3. 4. E Y H. 6 LL
3. One object dropped from the top of a tall building, and one second later a second object is dropped. Neglecting air resistance, the distance between the falling objects will a. Be constant b. Decrease c. Increase d. Depend on their weight e. Depend on the speed of the plane. Explain your reasoning:
A small engine causes a 0.20-kg model airplane to accelerate at a rate of 12 m/s2 . What is the net force on the model airplane? A. 2.4 N B. 60. kg•m/s C. 2.4 kg•m/s D. 60 N
You drop a large rock off of a tall cliff from rest. If the rock falls for 4 seconds, calculate the velocity of the rock. Assume g = 10 m/s^2. a. 2 m/s. b. 40 m/s. c. 80 m/s. d. 12 m/s.
A 10-N net force is applied for 5.0 s to a 12-kg box initially at rest. What is the speed of the box at the end of the 5.0 s interval? A. 7.5 m/s B. 5.25 m/s C. 4.17 m/s. D. 8.12 m/s
What can we say about the motion of a freely falling body? A. It is uniformly accelerated. B. It is uniform. C. It will always reach terminal velocity. D. Its acceleration results from gravity and air resistance.
Which of the following best explains the greater difficulty in stopping a 1000-kg car moving at 174 km/h compared to an identical 1000-kg car moving at 100 km/h? A.The faster car has less air drag. B.The slower car has less tire friction. C.The faster car has greater momentum. D.The slower car has greater inertial mass.
Asap
19. Consider the following controls of a car: gas pedal, brake, steering wheel. The control/s on the list that cause/s an acceleration of the car is/are A. only the brake. B. only the steering wheel. C. the steering wheel and the brake. D. all three controls. 20. A car increases its speed from 60 kph to 65 kph in the same time as a bicycle increases its speed to 5 kph from rest. Which is not true about their motion? A. The car has a greater acceleration than the bicycle. B. The car has the same acceleration as the bicycle. C. The car has greater final velocity than the bicycle. D. The car has travelled a greater distance than the bicycle. 15. Two balls are thrown vertically upward, one with an initial velocity twice as that of the other. The ball with faster initial velocity reaches a height A. half that of the other. B. the same as the other. C. twice as that of the other. D. four times as that of the other.
A car of mass 2,000 kg coasts down the highway with a constant velocity of v = 15.0 m/s. The car then goes over a hill 3.00 m vertically high. Which of these best describes the velocity of the car at the top of the hill? a. it's 15.0 m/s b. it's zero m/s c. it's less than 15.0 m/s d. it's greater than 15.0 m/s e. none of these