Which of the following best approximates the speed of Howard relative to Sheldon and Penny at the instant shown in the figure? a.37.8 m/s2 b.7.28 m/s2 c.30.4 m/s2 d.23.6 m/s2

Q: Kinematic Universe. Which of the following is/are ALWAYS TRUE? I. Displacement is a vector quantity…

A: We need to answer which of the following statement is/are always true. For which we need to…

Q: Boy runs around a circular track of radius 65 m at a speed of 6 m/s. What is his displacement after…

A:

Q: Given these two velocities, C = (4î +2ĵ -2k̂) m/s and E= (5î -4ĵ +5k̂), find the magnitude of the…

A: Given C = (4î +2ĵ -2k̂) m/s  E= (5î -4ĵ +5k̂)m/s

Q: A toy rocket launcher launches a heavy ball from level ground to a peak height of 350 m. What is the…

A:

Q: ball is thrown vertically from the ground with a velocity of 30 m/s.  a. What time is required for…

A: We know that the first equation of motion is given as  v=u+at where v is the final velocity  u is…

Q: A ball is thrown vertically upward with an initial velocity of 35 m/sec, How for above the ground…

A:

Q: A soft tennis ball is droppped onto a hard floor from a haight of 1.25m and rebounds to a height of…

A:

Q: A car travelling due north at 17.2 m/s. What is the velocity of the car after 8.5s if it is…

A: Using the kinematics equation of motion, v = u + at Here,v  is the final velocity, u is the initial…

Q: A rock, thrown upward was travelling at a speed of 4 m/s when its height was 4m. Find the speed of…

A: Given: The initial speed of the rock is 4 m/s vertically upward. The height of the object from the…

Q: A car is moving along a straight road with an initial velocity of v=35 m/s and an acceleration, a=2…

A: solution as

Q: Using either method, determine the average velocity of an object that travels at 120 m/s NE through…

A:

Q: An object is moving North with a velocity of 12 m/s. It accelerates at a rate of 3 m/s2s2 for 10…

A: given u = 12 m/s a = 3 m/s2  t = 10 sec

Q: Nate throws a ball straight up to Kayla, who is standing on a balcony 3.8 m above Nate. When she…

A: Given: The speed of the ball is v=2.8 m/s. The height up to which ball is thrown is h=3.8 m.…

Q: A bus travels with a speed of 75 mi/h. This speed in S.I. units is .(Given 1 mile = 1.609 km) O a.…

A: Given :.  V = 75 mi/h 1 mi = 1.609 km And 1 km = 1000 m So one mile = 1.609 x 1000 m 1 hr = 60x60 s…

Q: A football kicked from ground with velocity v. = (1.7m/s)i (3.3m/s)j, the horizontal distance after…

A:

Q: On the earth, an astronaut throws a ball straight upward; it stays in the air for a total time of…

A: On the moon the acceleration of gravity is g/6

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: 2. A stone is thrown vertically upward with an initial velocity of 10m/s in a diving cliff 22m above…

A: from the theorem of conservation of energy, the total energy of the stone will remain constant at…

Q: Below is a position graph of an object. What is the instantaneous velocity of the object at t= 3.5…

A:

Q: A car is moving along a straight road with an initial velocity of v=38 m/s and an acceleration, a=8…

A: Given data: Initial velocity vi =38 m/s Acceleration a =8 m/s2 at time t=4s

Q: From the top of a tall building, you throw one ball straight up with  speed and one ball straight…

A: Let's consider the ball which throws straight upward is ball A. Initial velocity of ball A, uA = v…

Q: If a man ran @ 3m/s for 10s and then -3m/s for 10s more.... A.What is the distance traveled? B.…

A: Concept Scalar and vector quantities. Scalar quatities are independent of direction whereas the…

Q: A rock is dropped from the top of a building. Rock starts from rest and it takes 7seconds to reach…

A:

Q: 1. A bicyclist pedals at a speed of 5.0 m/s. How far does he travel in 2000 seconds?

A:

Q: A box with mass 5.0kg is attached to a string tightly wound to circular frictionless pulley of…

A: Analyze the diagram of the given system. The angular acceleration of the pulley is calculated by…

Q: How long a car will take to cover 25 m wide intersection, if the car accelerates from rest at a…

A:

Q: B. Give a sketch of the velocity-time graph representing the following: REMEMBER: You can ask help…

A:

Q: Objectified. An object moved from x = 2.0 m to x = 9.0 m in 1.5 s undergoing constant acceleration…

A: The given data are listed below with appropriate variables. Here, xi denotes the initial position,…

Q: A car travelling đue north at 17.2 m/s. What is the velocity of the car after 8.5s if it is…

A:

Q: If it takes 2.8 s for a stone to hit the ground as it is dropped from rest from the top of a…

A:

Q: A rock was thrown from a 225m high place. Below, a person is walking, z(s) = s– 15s? + 63s – 49. Let…

A: Given data: Height of the place is 225 m. Distance travelled by the person, zs=s3-15s2+63s-49 m…

Q: A man throws a stone horizontally with velocity  Vi. If the vertical displacement is 155 meters and…

A:

Q: An object is thrown horizontally with an initial velocity of 10 m/s from the roof of a building 60 m…

A:

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.