If the amount of force that the wheels apply to the road during the acceleration is 7000 N, what must be the mass of the car?

Q: What is true about the net force on an object if it has an acceleration of zero? Group of answer…

A: Given data The acceleration of the object is given as a = 0 m/s2.   The mathematical relationship…

Q: A force of 11 lb is required to hold a 34 lb crate on a hill. What angle does the hill make with the…

A: Given force required = 11 lb  weight of crate = 34 lb  we have to calculate the angle does the hill…

Q: A stalled car weighing 2500 kg is being pushed up a hill at constant velocity of 5 mi/h by three…

A:

Q: A 6-meter-long beam which has a mass of 40kg, is held up by two ropes. An 80kg mass is placed 1…

A:

Q: A space explorer weighs 200lb on planet earth. If the explorer weighs 20lb on the surface of a…

A: Required : The acceleration due to gravity on the surface of the asteroid.

Q: An astronaut on the moon places a package on a scale and finds its weight to be 13 N. (a) What…

A:

Q: A pilot with a mass of 50 kg comes out of a vertical dive in a circular arc such that at the bottom…

A: N=Normal forcem=Mass of pilot=50 kga=Acceleration of the plane=3.5gg=Acceleration due to gravity

Q: How hard (in newtons) does the Earth pull on the moon?

A:

Q: A weight balance inside an elevator measures your weight to be 700 N when the elevator is at rest.…

A: Apparent weight when elevator going down is as follows: Wa=W-ma…

Q: A horizontal force is applied to a box of books having a 21 kg and resting on a wooden table. How…

A: The normal force is the force exerted by an object (in this case, the table) in response to an…

Q: A 5 kg box lies on a table.You press on the top of the box with your hand with force of 9N pointing…

A:

Q: A person pushes a 500 kg crate with a force of 700N across a concrete floor. Given the coefficient…

A:

Q: An 800 lb person stands in an elevator that moves upward slowing with a g/4 downward acceleration.…

A: Draw the free-body diagram of the person.

Q: An inclined plane makes 35 degrees with the horizontal. What force is needed to keep an 345 kg…

A: Angle(θ) = 35° Mass(m) = 354 kg g=9.8 m/s2

Q: kg, which slides down the slope without friction. What force does the scale show as the log is…

A:

Q: American astronauts brought a trunk of instruments on their trip to the Moon. The mass of the trunk…

A: Given: Here we have a trunk which is taken from earth to the moon and the mass of the trunk on…

Q: Find the mass of an automobile that weighs 18,241 N.

A:

Q: In the pulley problem, one of the weights has a greater mass than the other. If both of the weights…

A: for a pully having two hanging masses,one of the weights has greater mass than other.as a result,…

Q: A wagon with two small children as occupants that weighs 100 pounds is on a hill with a grade of…

A: Given data: Mass, m=100 lb = 100×0.453592 kg = 45.3592 kg Angle, θ=20°

Q: A horizontal force of 130 N is applied to a stationary wooden box in one direction, and a 810 N…

A: From Newton’s first law of motion, the block to remain stationary the net force acting on the block…

Q: A 1,600-kg mid-size car is parked on an inclined road. Because of the weight of the car and its…

A:

Q: A uniform thin rod of mass m = 1.2 kg and length L = 1.9 m can rotate about an axle through its…

A: Given,  The mass of the uniform thin rod (M) = 1.2 kg. Length of the rod (L) = 1.9 m. The given…

Q: An object weighs 8N. What force will give it an acceleration along a horizontal floor?

A: We know that the newton second law of motion is given as  F= ma  where m is the mass and a is the…

Q: A 2-kg block is pulled by a constant horizontal force of 10 N. If the coefficient of friction…

A:

Q: Two forces applied to an object can add up to a large net force or a small net force, depending on…

A:

Q: One simple, though impractical, way to generate electrical power is shown below. A bar of metal vith…

A: given: B=0.75 TR = 3 ohmv = 0.4 m/s l= 15 cm = 0.15 m

Q: If I pull a 120kg sled with 240N of force and it accelerates with an acceleration a=0.5m/s^2, what…

A:

Q: The acceleration of the car is 2.5 m/s^2.the mass of the car is 6.8 kg what is the force act on the…

A: The mass of the car is  The acceleration of the car is Find:What is the force acting on the car?

Q: A 123 kg object is pushed on a ramp with an inclination of 25º with a force parallel to the surface.…

A: Given:- The mass of the object is m = 123 kg The inclination of the ramp = 250  The kinetic friction…

Q: How much force would a car’s tires need to provide to accelerate an 1800 kg car at a rate of 4.0…

A: The given values with suitable variables are listed below. Here, m denotes the car’s mass and a…

Q: A person is pushing on a car with a force of and another person is pushing on a car with a force of…

A: Given data: The force applied by person 1 is <4,-18>. The force applied by person 2 is…

Q: A 2 kg mass of steel is placed on a slate table that has a us of 0.2. How much force must be applied…

A: Given data The mass of the steel is given as m = 2 kg. The coefficient of the static friction is…

Q: A mountain climber, is hanging between 2 cliffs by a rope. She weighs 600 N. Find the tensions in…

A: As there is no mention of angles made by rope with both cliff , I will assume that the angle made by…

Q: m high. The coe

A: Given: To find the acceleration using the given values is shown as:

Q: A 8.2 kg mass slides down a flat hill that makes an angle of 32 with the horizontal. If friction is…

A: Given data The mass is m = 8.2 kg The angle with the horizontal is θ = 32°

Q: Someone (whose mass is 60 kg) is standing on a scale in an elevator that is accelerating upward,…

A: By newtons law we know that net force acting on an object is given by  Fnet=ma Where m is mass of…

Q: an object is lying on a table and its weight is 3N, what is the normal force equal to?

A:

Q: A force of 18 N is needed to start a box weighing 76 N sliding across the floor. What is the…

A:

Q: Suppose a 60 kg runner completes a 5.0 km race in 19 minutes. What is this force as a fraction of…

A:

Q: Because of an injury, a patient has his femur (the large upper leg bone) put in traction by the…

A:

Q: The weight of an astronaut plus his space suit on the Moon is only 350 N. (a) How much does the…

A: The acceleration of gravity on the moon is gmoon Acceleration of gravity on the earth is gearth…

Q: A rope one meter long rests on a table where the coefficient of friction is 0.50. What maximum…

A:

Q: An object weighs 49 N here on Earth. What is the acceleration of the object on the moon where the…

A: Weight of the object on Earth, We = 49 N Acceleration due to gravity on Earth, ge = 9.81 m/s2…

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!