how much force must be applied to accelerate a 12kg object at 1.5m/s

Q: It takes an elevator in a skyscraper 4. Os to reach its cruising speed of 10. 0 . A 60.0 kg…

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Q: A 300kg weight is held aloft by a rope that passes over a pulley and is then tied down. A 100 kg…

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Q: A 2kg flower pot weighing 20N falls from a window ledge. How large must the air resistance be in…

A: When a flower pot is falling downward, the following forces are acting on it:The weight of the…

Q: A car moving at 20 m/s crashes into a tree and stops in 0.26s. Calculate the force the seat belt…

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Q: What average net force is required to bring 1000[kg] car to rest from a speed of 4.0[m/s] within a…

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Q: A 12.5 kg object falling towards Earth has a velocity of 2 m/s when it is 100 m above the ground.…

A: Write a given values of this question.

Q: A Yamaha bike accelerates from the stoplight (from Om/s) at 8 meters per second per second, its…

A: Given data:  Initial velocity (V0) = 0 m/s Acceleration (a) = 8 m/s2 Time (t) = 6 seconds Required:…

Q: A 100 kg desk is pushed across a floor at a constant speed of 1m/s. How much the employee do on the…

A: Mass of desk (m) = 100 kg initial constant speed of desk (u) = 1 m/sfinal speed (v) = 4 m/s

Q: Softball mass of 0,29 kg is pitched of 86.4 km/h. Whin it reaches the plate, it may haved slowed. by…

A: Given, The mass of the soft ball, m =0.29 kg  Speed, vi =86.4 km/hr = 24 m/s  Distance, d =15 m  And…

Q: A bottle falls from a place with a height of 1200m,  assuming g=10m/s^2 if there was no air…

A: Given data:  Initial velocity (Vi) = 0 m/s, dropped Height (h) = 1200 m Acceleration (g) = 10 m/s2,…

Q: I don’t know the answer

A: Given:Mass of the block (m) = 3 kgForce applied on the block (F) = 2 NForce applied for time (t) = 6…

Q: 1. A force that supports motion 2. Kinetic energy 3. A force that increases an object's speed 4. A…

A: FRICTION FORCE IS CONTACT FORCE AND ALWAYS OPPOSE THE RELATIVE MOTION BETWEEN TWO CONTACT SURFACE.…

Q: In 5 seconds a confused object with a mass of 25kg moves 10m, and experiences a change in velocity…

A: Given : Time (dt) = 5 seconds Mass (m) = 25 kg Distance (d) = 10 m Change in velocity (dv) = 10 m/s…

Q: An object with mass m = 5kg moves with an acceleration a = 10 m / s^2 under the effect of how many…

A: Given data: The mass of the object is m=5 kg The acceleration is a=10 m/s2

Q: Fleas have remarkable jumping ability. A 0.50 mg flea, jumping straight up, would reach a height of…

A: Due to the air resistance, some of the kinetic energy will be spent to do work against the…

Q: A 2000-kg car traveling at 21 m/s takes 44 m to stop under full braking. The same car m to stop…

A: Given : m = 2000 kg vo = 21 m/s s = 44 m v = 0 (because finally the car stops)

Q: What is the velocity of a rollercoaster at the bottom of a track that is 70.5m high if it starts…

A: Given data: height of the track, h=70.5 m final velocity of the roller coaster, v=?

Q: What force is required to move a 10kg object which is accelerating at 2m/s/s?

A: Given: Mass of the object = 10 Kg Acceleration = 2 m/s2

Q: A truck with velocity 33 m/s turned a corner too sharp and lost part of the load. A falling box will…

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Q: A car moving at 10 m/s crashes into a tree and stops in 0.26 s. Calculate the force the seat belt…

A: Data Given ,  Mass of the passenger ( m ) = 70 kg  Initial velocity ( u ) = 10 m/s Final velocity (…

Q: What is the velocity of a rollercoaster at the bottom of a track that is 60 m high if it starts from…

A: Given :      Height, h1 = 60 m      Initial velocity, v1 = 0 m/s      At bottom, height h2 = 0 m

Q: A body is thrown upward with an initial speed of 50ft/s. Find the time required for the body to…

A: Given data- Initial speed u=50 ft/s, upward  The time required for the body to attain a speed of 20…

Q: Starting from rest, a 940 kg racing car covers 400 m in 4.95s. Find the average force on the car.

A: Given data:  Mass (m) = 940 kg Initial velocity(v0) = 0 m/s Displacement (x) = 400 m Time (t) = 4.95…

Q: Mike pushes a box with a mass of 5.97 kg giving it an initial velocity of 2.64 m/s. The box comes to…

A: Given :- The mass  m= 5.97 kg  The initial  velocity u = 2.64 m/s  Final velocity v = 0 m/s…

Q: A 900-kg car is going 20 m/s along a level road. How large a constant retarding force is required to…

A: Given data: Mass of the car = 900kg Speed of car along the road(v)= 20m/s Required distance to stop…

Q: An 18.0 N force pulls a cart against a 15.0 N frictional force. The speed of the cart increases 1.0…

A: The frictional force acts in the direction opposite to the direction of motion of the cart. The net…

Q: A 2000-kg car traveling at 15 m/s takes 53 m to stop under full braking. The same car under m to…

A: Given data:  Mass (m) = 2000 kg Initial velocity (v0) = 15 m/s Displacement (Δx) = 53 m Final…

Q: A 4.8-m-long rope of mass 1.8 kg hangs from a ceiling.

A: The rope has mass M = 1.8 kg and length L = 4.8 m. It is suspended vertically so the tension in it…

Q: A 16 gram bullet is accelerated from rest to a speed of 543 m/s as it travels 30 cm in a gun barrel.…

A: Formula used

Q: A 30 kg boulder was initially moving at a velocity of 10 m/s, in order to stop it 10 N of constant…

A: Given, m = 30 kg. Retarding force = -10N u = 10 m/s v = 0.

Q: A box of mass 10 kg is on the back of a flatbed truck. The tručk now travels down a 10° hill with an…

A: Mass of box on the back of the flatbed truck,(m)=10 kg-----(1) [Given] Now on traveling downhill,…

Q: A 12 g bullet is accelerated from rest to a speed of 700 m/s as it travels 20 cm in a gun barrel.…

A: The acceleration of the bullet from kinematics, v2=u2+2as7002=02+2a0.2a=1.23×106 m/s

Q: velocity of 10 m/s on a leve the floor, it takes 2.0 s for the block to come to rest. Wha and the…

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Q: An 1700 keg elevator has a cable that can support 25,000 N of force. If it carries ten people at 50…

A: Given, mass of an elevator, m = 1700 kg maximum tension, T = 25000 N mass of the person, m = 50 g

Q: A 2000-kg car traveling at 21 m/s takes 44 m to stop under full braking.  The same car under similar…

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Q: A 2 kg mass experiences a force F=3+2x in the x direcntin.  What is the final velocity at x=1 m if…

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Q: A car weighing 1.2 tons. Its engine generates a force of 2000 Newtons. Take enough time to reach a…

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Q: A 800kg car and driver accelerates at rate of 35 m/s/s. What force is necessary to bring the car to…

A: Given, mass of the car, m=800 kg Acceleration, a=35 ms2 The force F required to bring the car…

Q: An object of mass 5kg is sliding with a constant velocity of 10m/s on a frcitionless horizontal…

A: Answer => a. 0

Q: An object of mass 5kg is sliding with a constant velocity of 10m/s on a frcitionless horizontal…

A: Since the table is frictionless so there is no fictional force acting on the object. So if a object…

Q: A 2000-kg car traveling at 21 m/s takes 51 m to stop under full braking. The same car under similar…

A: Given data:  Initial velocity (v0) = 21 m/s Final velocity (v) = 0 m/s Displacement (d) = 51 m New…

Q: A car is moving at 30.0 km/h when it accelerates at 2.0 m/s for 3.6 s. What is the car's final…

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Q: A car moving at 25 m/s crashes into a tree and stops in 0.3 s. Calculate the force the seat belt…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!