You pull upward on a stuffed suitcase with a force of 140 N, and it accelerates upward at 0.770 m/s2. What is the mass of the suitcase, in kilograms? Your Answer:
Q: A student weighs 200 N. If he is in an elevator that is accelerating upward at 2.00 m/s/s, what will…
A: Given that:-Weight of student=mg=200NUpward acceleration, a=2.00m/s2We know thatApparent weight of a…
Q: A physics student, in a stationary elevator, places a 250.0 g mass on an electronic balance. The…
A: Given mass (m) =250.0 g balance reading (mb)=262.0 g Required acceleration of elevator (a)=?
Q: Moments after making the dreaded decision to jump out the door of the airplane flying at 11,938…
A: Given data: The weight of the sky driver m=80.7 kg The force of air resistance Fa=119 N
Q: To lift a patient, four nurses grip the sheet on which the patient is lying and lift upward. If each…
A:
Q: An object that weighs 75 N is pulled on a horizontal surface by a horizontal pull of 50 N to the…
A: Given weight of the object =75 NWeight = mg =75Mass of the object = 75/g = 75/9.8 = 7.653…
Q: A 300kg weight is held aloft by a rope that passes over a pulley and is then tied down. A 100 kg…
A:
Q: Sara pushes a 45 kg box across the floor with a force of 280 N. The coefficient of friction between…
A: Given, m = 45 Kg F = 280 N μ = 0.60
Q: A batter strikes a baseball of mass 0.15 kg with a force of 18,000 N. What is the acceleration of…
A: Answer :- Given data :- F = 18000 N m = 0.15 kg
Q: on aircraft carriers, catapults are used to accelerate aircraft to flight speeds in a short…
A: The acceleration of the jet is, a=v-ut=70 m/s-0 m/s2.5 s=28 m/s2
Q: Bob pushes on a frictionless cart of mass 6.8 kg and the cart has an acceleration of 1.2 m/s2. If…
A: Mass, m = 6.8 kg Acceleration, abob = 1.2 m/s² Acceleration, abill = ?
Q: A 500 kg refrigerator is being pushed on a wheeled cart across a carpeted floor. The applied force…
A: Given data: Mass (m) = 500 kg Applied force (F) = 305 N Frictional force (f) = 45 N Required:…
Q: A cable is lifting a crate of weight 1500 N vertically upward with acceleration of 1 m/s2. What is…
A:
Q: A 2,056.6 kg elevator is moving upward at a speed of 7.4 m/s. If it takes the elevator 5.4 s to come…
A:
Q: A force of 61 N causes a rock to accelerate at a rate of 4 m/s2. What is the mass?
A: Write the given values of the problem- Force(F) F=16 N Acceleration(a) a=4ms2
Q: An elevator has a scale that measures the normal force between the contents and the floor. What…
A: Given:Mass,m= 960 kg Accelerating,a=1.5 m/s2Find force will the scale.Now, Now,The elevator is…
Q: A 1000-kg car traveling at 70 m/s takes 3 m to stop under full braking. The same car under similar…
A:
Q: The net force on block A equals to 47.4 N, and the mass of block A is 14.5 kg. If at t=0 sec, the…
A: Write the given data with suitable variables. F=47.4 Nm=14.5 kgu=0 m/st=4.8 s Here, F denotes the…
Q: You lift a 7.27-kg bucket of water from a well by pulling on a rope. You give the bucket an…
A:
Q: A runner starts at 0m/s and after 5 seconds is running at 10m/s. What is the net force that the…
A: Newton's second Law of motion: It states that acceleration on an object is the result of net force…
Q: A crate (20 kg) is hung in an elevator by a cord rated to withstand a tension of 500 N. The elevator…
A:
Q: A physics student, in a stationary elevator, places a 240.0 g mass on an electronic balance. The…
A: Given: The actual mass of the object is 240 g. The apparent mass of the object is 292 g.
Q: by
A: The kinematics equation can be used to find the position of an object, time taken, or the velocity…
Q: A 1000-kg automobile enters a freeway on-ramp at 20 m/s and accelerates uniformly up to 40 m/s in a…
A: First of all we have to calculate the acceleration of the automobile. Acceleration of an object is…
Q: A 6110-kg bus traveling at 20.0 m/s can be stopped in 24.0 s by gently applying the brakes. If the…
A: Given:- The mass of the Bus = 6110 kg The speed of the bus = 20.0 m/s The time to stop bus when…
Q: The block has mass m = 10.6 kg, the ramp is at an angle of θ = 24 degrees, the coefficient of…
A:
Q: What is the bullets acceleration?
A: Given:- The force on the bullet = 3.9 N The mass of the bullet is m = 6.2 g = 6.2 x 10-3 kg Find:-…
Q: An astronaut's weight on earth is 800 N. What is his weight on Mars, where g=3.76m/s2?
A:
Q: A falling ball of mass 0.5 kg experiences a downward force due to gravity of mg (where g = 9.8 m/s2)…
A:
Q: A crate has a mass of 24 kg. What applied force is required to produce an acceleration of 3 m/s2 if…
A: According to Newton's second law of motion, Fnet = m a --------(1) The friction on crate is working…
Q: You push a grocery cart with a force of 30 N and it accelerates at 2 m/sec2. What is the carts mass
A: Force , F = 30 N Acceleration , a = 2 m/s2 . To find = Mass
Q: You work at a garden store for the summer. You lift a bag of fertilizer with a force of 122 N, and…
A: To solve the question, we need to take the weight of the bag into count.
Q: A runner starts at 10m/s and after 3 seconds is running at 4m/s. What is the net force that the…
A: The solution to this problem involves the use of two fundamental concepts in physics: Newton's…
Q: A 2 kg book is pushed across a rough table with a 12 N force. A 2 N frictional force also acts on…
A:
Q: Aircraft carriers use catapults to launch jets from their deck. One such catapult accelerates a…
A:
Q: The mass of a subway car with all of its passengers is 33,000 kg. It leaves the station with an…
A:
Q: If a mass of 4.01 kg object is attached to a string. If the force of tension in the string is 51 N…
A:
Q: Zach, whose mass is 85 kg, is in an elevator descending at 12 m/s. The elevator takes 3 s to brake…
A:
Q: What is the tension in the cable that is lifting a 3500 kg elevator if the upward acceleration of…
A: Since the elevator is accelerating upward, the net force is given by F=T-mgma=T-mgT=ma+g Substitute…
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- In a head-on collision, a car stops in 0.14 ss from a speed of 11 m/sm/s . The driver has a mass of 90 kgkg , and is, fortunately, tightly strapped into his seat. What force is applied to the driver by his seat belt during that fraction of a second?On aircraft carriers, catapults are used to accelerate aircraft to flight speeds in a short distance. One such catapult takes a 18,000 kg jet from zero to 70 m/s in 2.5 s. How large is the force that the catapult must exerts on the jet?A stack of two crates is being accelerated upwards by two cables. The cables are directly attached to crate 1 and the tension in each cable is 3248 N. You may assume that the masses of the cables are negligible compared to the masses of the crates. The acceleration of the crates is? bottom crate crate 1 is 109 kg. the top crate is 248 kg.
- A 5 kg box of candy is sitting on a table. You are pulling on one side with a force of 30 N and your friend is pulling on the other side with a force of 60 N. There is a coefficient of friction of 0.2 between the box and the table. What is the acceleration of the box?Jennifer is walking at 1.22 m/s. If Jennifer weighs 552 N, what is the magnitude of hermomentum?A) 97.0 kg m/sB) 137 kg m/sC) 68.6 kg m/sD) 672 kg m/sE) 951 kg m/sA commercial airplane is coming in for a landing. Just before it hits the runway it is moving at 76 m/s. The plane has a mass of 20,000 kg. The runway is 1.6km long and, obviously, the airplane needs to be stopped before it reaches the end of the runway. How large is the braking force the airplane needs to stop safely before the end of the runway?
- An object has a mass of 50 kg and is accelerating at 20 m/s2 when it hits a brick wall. What is the force applied to the brick wall?A crate has a mass of 27 kg. What applied force is required to produce an acceleration of 3 m/s2 if the frictional force is known to be 80 N?Following the collision with a tree, the car rapidly decelerates and comes to a full stop in 0.26 seconds. Given that the passenger in the car has a mass of 70.0 kg and experiences a restraining force from the seat belt amounting to 4038 N, what was the car's initial velocity just before the impact with the tree?
- A car has a mass of 1.30 × 103 kg. If the force acting on the car is 6.49 × 103 N to the east, what is the car’s acceleration? Answer in units of m/s 2 .A sleigh is pulled horizontally by reindeer, and is accelerating at 6 m/s². If there is no friction, and the mass of the sleigh is 95 kg, what is the tension in the rope attached to the sleigh? Answer in Newtons.A force of 3.3 N is exerted on a 7.9 g rifle bullet. What is the bullets acceleration?