Mike's car, which weighs 1,000 kg, is out of gas. Mike is trying to push the car to a gas station, and he makes the car go 0.05 m/s?. What is the force exerted by the floor on Mike's car?

Q: Kwame experimented with his spring scale and found that it took 3.5 N of force to move his spring…

A: Given data:  Force (F) = 3.5 N Stretch in Spring (x) = 0.02 m Required: The spring constant (k)

Q: A student's car stalls right in front of a speed bump while she is on her way to physics class. To…

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Q: direction

A: The diagram shown below represent the situation given in the problem. Therefore writing the…

Q: A basketball player drops a 0.5 kg basketball vertically so that it is traveling at 5.0 m/s when it…

A: Mass, m = 0.5 kg  Initial velocity , v = 5 m/s  Rebounding velocity, v'=3.2 m/s

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: What are the magnitude (F) and the location measured from end A (d) of the equivalent resul…

A: Given:-  W0  = 2 KN/m  Find:-  What are the magnitude (F) and the location measured from end A (d)…

Q: Andrea wants to demonstrate the importance of safety in the design of elevators. She uses a model…

A: Newton's second law of motion states that the acceleration of an object is directly proportional to…

Q: A tractor with mass m pulls a trailer with mass 3m. The whole vehicle has the acceleration a. F is…

A:

Q: A mass is on a slope with a coefficient of friction = 0.577350269. Slowly the angle of the slope is…

A: Coefficient of friction (u) = 0.577350269

Q: A fish weighing 16 N is weighed using two spring scales, each of negligible weight, as shown in the…

A:

Q: 13. B3-WBT82: NEWTON'S SECOND LAw EQUATION-PHYSICAL SITUATION The equation below results from the…

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Q: A 75 kg P1020 student standing on a scale in a moving elevator looks down at the scale and notes…

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Q: If a book is sliding across a table, what factors will have a major influence on the force of…

A: The expression for the friction force between two surfaces is Ff=μN=μmg The frictional force depends…

Q: The graph below shows the variation with force and length of a spring. Which of the following…

A:

Q: A 35kg block is pushed with a force of 14.0 N across the floor. The force of friction is 2.0 N.…

A: Free Body Diagram:

Q: In the figure, two blocks are connected over a pulley. The mass of block A is 10.0 kg and the…

A:

Q: B 100 m 60 m 30 m E

A:

Q: A box is pushed a desk with a force of 4.8N. The box accelerates at 1.9m/s squared Draw the force…

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Q: The 100kg object is held by three strings as shown in the figure below (0=30°). (a) Find the tension…

A: (a) Let T be the tensions in the strings. The weight is balanced by the vertical components of two…

Q: Student A lifts a 50-N box from the floor to a height of 0.40m in 2s. Student B lifts a 40-N box…

A:

Q: A person pushes a large box with a mass of 70 kg across a horizontal floor as shown in Figure 3. The…

A: Work done by a force(F) for moving a object distance(s) is given by: W=F.s cos(x)  x= Angle between…

Q: Fill in the blank such that the force applied by you is greater than the force applied by the…

A: Given data: Force applied by the robot  = (1900 + 3x + 500 - x) Newton  Force applied by person   =…

Q: A 3,500-lb car starts to roll from the top of a 500-ft hill which is 700 ft long. How fast is it…

A: Given: The mass of the car is 3500 lb. The height of the hill is 500 ft. The length of the path is…

Q: A person slowly lowers a 3.3 kg crab trap over the side of a dock, as shown in the figure.(Figure 1)…

A: Given data: Mass of crab trap (m) = 3.3 kg Distance (r) = 0.70 m Required: Torque (τ)

Q: A box has a mass of 6kg is on a horizontal, frictionless table. Two horizontal forces are applied to…

A: Answer Mass m = 6kg 100 N force to the right and 80 N to the left.

Q: 4 kg block requires 5 m to slide to a stop. If the force of friction was 33 N, what What is the…

A: Given data The mass of the block is m = 4 kg. The sliding distance is d = 5 m. The force of…

Q: Ms. Weisenseel is using the elevator to transport some field hockey equipment to her attic. She…

A:

Q: A physics student with mass 51kg slides in the snow (see figure). Find the velocity for each points…

A: Given,  m = 51 kg  HA = 100 m HB = 60 m HC = 30 m HD = 60 m HE = 0 m Here H is the height of each…

Q: Two springs are connected in series so that spring scale A hangs from a hook on the ceiling and a…

A: Spring force F and the elongation or compression of the spring (x) is determined by the equation F =…

Q: A student drops a pebble from the edge of a vertical cliff. The pebble hits the ground 4 s after it…

A: Given value --- initial speed = 0 m/s. time = 4 sec  We have to find--- height of cliff ?

Q: A car's engine exerts a force of 720 N to the right. What is the resultant force acting on the car…

A:

Q: A 2500 lb car collides with a 25,000 lb truck. During the collision the car exerts a force of 550 lb…

A:

Q: Sachi wants to throw a water balloon to knock over a target and win a prize. The target will only…

A: Given data:  Force (F) = 0.035 N Mass (m) = 11.4 g = 11.4×10-3 kg Required: Acceleration (a)

Q: A block of weight 20 kg is to be lifted to a height of 2.1 m. a) what is the force required to lift…

A: Answer: Given data, Mass of block (m)=20 kg Height to lift (h)=2.1m

Q: A physics student with mass 51 kg slides in the snow (see figure). Find the velocity for each points…

A:

Q: A sled with rider having a combined mass of 125 kg travels over a perfectly smooth icy hill . How…

A: Kinetic energy of rider is                                   =12mv2=12(120)(22.5)=30375 J…

Q: 10) A physics book slides off a horizontal tabletop with a speed of 1. It strikes the floor in S…

A: Given: Horizontal component of initial velocity, vox=1 m/s Time, t=0.4 s We know, ax=0ay=-9.8 m/s2…

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

A:

Q: A 60.0 kg person rides in an elevator while standing on a scale. The reading of the scale is the…

A: When a person is standing in the elevator, its apparent weight increases or decreases depending upon…

Q: What is the force of Tension of the cable?

A: The mass of the car,

Q: In a performance test, each of two cars takes 9.0 s to accelerate from rest to 27 m/s. Car A has a…

A:

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: Three books X, Y, and Z rest on a table. The weight of each book is indicated as shown in the…

A: (i): Given: The weight of the X is 4 N. The weight of the Y is 5 N. The weight of the Z is 10 N.

Q: The person on roller blades in Figure 4 is pushing on a refrigerator that sits on a cart on a level…

A:

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!