A 200-g object fell and accelerated for 20 s over 10 m, from rest. What is its net force? * 40000 N 400 N 0.01 N 0.5 N

Q: Pushing a crate with a force of 555 N and it doesn't move, which is the answer: There is a force of…

A: Given- Pushing a crate with a force of 555 N and it doesn't move,

Q: A pedestria A high wind comes up, blowing toward the west. The wind is capab giving the pedestrian…

A: The mass of the pedestrian is (M) = 80Kg                 He is accelerated (a1 ) =…

Q: An acrobat with a mass of 41-kg jumps on a trampoline.  What force does a trampoline have to…

A: Given:Mass of acrobat, m  = 41 kgAcceleration of acrobat, a = 7.5 m/s2 Acceleration due to gravity,…

Q: An acrobat with a mass of 46 kg jumps on a trampoline.   What force does a trampoline have to apply…

A: The objective of the question is to calculate the force that the trampoline needs to apply to…

Q: You are going in for the slam with an upward acceleration of 1.0m/s2.  What total upward force in…

A: Here we will use newton's second law of motion.

Q: A boat moves through the water with two forces acting on it parallel to the water’s surface. One is…

A:

Q: 6) A 1525-kg sports car accelerates from rest to 97.5-km/h in 5.95-s. What magnitude force does a…

A: Mass of car M = 1525 kg Initial velocity u = 0 m/s (at rest) Final velocity v = 97.5 km/h time taken…

Q: Drag words or phrases from each group into the blanks to create a true statement. Match the words in…

A: Constant force experienced by an object.The acceleration is Find:Acceleration when force is doubled…

Q: On Mars, the acceleration due to gravity is 3.77 m/s2. How far would a 27 g rock fall from rest in…

A: Given Data: The gravitational acceleration is: g=3.77 m/s2 The mass of the rock is: m=27 g=27×10-3…

Q: a 0.10g spider is descending on a strand of web which supports it with a force of 5.6 x 10-4 N. What…

A:

Q: A boat moves through the water with two forces acting on it. One is a 1,500-N forward push by the…

A:

Q: Find the force necessary to accelerate a 24 kg object at 1 m/s2

A: Mass of the object, m=24 kg The acceleration of the object, a=1 m/s2

Q: A 100 kg shot-putter pushes forward and upward on a 4 kg shot with a force of 1000 N. This force…

A: Given : Force (F)  = 1000 N  Angle (θ) = 60°

Q: What acceleration will result when a 80 N force is applied to a 6.4 kg object?

A: We know F=ma   F=force= 80 N m= mass = 6.4 kg a=acceleration

Q: An engineer claims to have a new kind of "safety" air-brake for elevators. If the cable should snap,…

A: Mass, m = 700 lb = 700×0.453 kg = 317.1 kgSpeed, v = 40 mph = 40×0.447 m/s = 17.88 m/sTime, t = 1/20…

Q: A man pulling an empty wagon causes it to accelerate at 1.4 m/s2. What will the acceleration be if…

A:

Q: How much horizontal force would be required to make a 15 kg box accelerate at 1.2 m/s if friction…

A: Mass- 15 kg a = 1.2 m/s2  Frictional force = 18 N

Q: What acceleration will result when a 40 N force is applied to a 3.2 kg object?

A: Recall  Newton's second law of motion Fnet=ma Given  F=40 N m=3.2kg

Q: To be able to accelerate a 2500 kg truck from 10m/s to 20 m/s in 2.0 s, force should be

A: Mass of the truck m=2500 kg Initial velocity of the truck u=10 m/s Final velocity of the truck v=20…

Q: Find the acceleration of a 2100 kg truck experiencing a net force of 8040 N. You push…

A: a) acceleration =Fm=80402100=3.83 m/s2

Q: boat moves through the water with two forces acting on it. One is a 1,800-N forward push by the…

A: Given: F1= 1800 N forward push by water on the propeller F2=1400 N  Resistive force mass (m) = 1300…

Q: A 25-kg fox accelerates at a constant 8.5 m/s², from 1.3 m/s to 16.7 m/s. Neglecting air resistance,…

A: Given Mass of box is m=25 kg Acceleration of fox is a=8.5 m/s2 According to Newton's second law,…

Q: A force of 2.4 N is exerted on a 7.0 g rifle bullet. What is the bullet's acceleration? Your Answer:

A:

Q: A boat moves through the water with two forces acting on it. One is a 1,575-N forward push by the…

A: Given:Mass of the boat = 1200 kgForward push on the boat by the water = 1575 NResistive force on the…

Q: What is the net force required to accelerate a 11 kg box at a rate of 4.4 m/s2?

A: Given:-  The mass of the box is m = 11 kg  The acceleration of the box is a = 4.4 m/s2. Find:-  What…

Q: The acceleration of a baseball pitcher’s hand as he delivers a pitch is extreme. For a professional…

A: Acceleration is the change in velocity of an object with respect to time. The acceleration here can…

Q: An unbalanced force gives a 5 kg object an acceleration of 10 m/s².  What acceleration would the…

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

Q: How much tension must a cable withstand if it is used to accelerate a 1800-kg car vertically upward…

A:

Q: A person weighs a 5.0 kg fish using a spring scale attached to the ceiling of an elevator. What does…

A: Given  Fish  weight = 5 kg  The external forces acting on the fish are the downward force of gravity…

Q: A boat moves through the water with two forces acting on it. One is a 1,875-N forward push by the…

A:

Q: A 1295 kg car is driving down the road at a constant speed of 24.4 m/s. The engine exerts a 1450 N…

A: M = 1250kgv = 24.4 m/sFn = 1450 N

Q: What force is needed to accelerate a sled (mass=55kg) at 1.4 m/s2 on horizontal frictionless ice

A: Given Mass of sled  m = 55 kg Acceleration of  sled  a = 1.4 m/s2 To find Force needed to accelerate…

Q: A spaceship takes off vertically from rest with an acceleration of 29.0m/s2. What force is exerted…

A: According to Newton’s second law, force exerted on a 75.0-kg astronaut during takeoff can be…

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!