12) The diagrams below show different objects of equal masses that are acted on by one or more forces. In the diagrams below, each force vector labeled F has the same magnitude. 135

Q: A 93300 kg train travels North with a constant speed of 7.78 m/s for 5 hours. The train's brakes are…

A:

Q: Two blocks of masses m1 and m2 are piled as in the diagram. A rope is passed around a pulley and…

A:

Q: 20) Two blocks are touching on a horizontal surface. The left block has a mass of 2.0 kg. The right…

A:

Q: A horizontal force, F_{1} = 55N and a force, F_{2} = 12.5N acting at an angle of to the…

A: Answer:-  Given  Mass of the  block(m) = 4.5 kg  Horizontal force(F1) = 55 N  Force acting at an…

Q: A freight train consists of 3 engines at the front, followed by 37 rail cars. Both the engines and…

A: As per our guidelines  we are supposed to answer only one question. Kindly repost other question as…

Q: D) What is the force in which the ground exerts on the block? E) What is the force in which the…

A: Given data The first force is F1=20 N The angle of the first force is, θ1=30o The second force is…

Q: 2. Three forces are pictured below, add together forces (a) and (c). Y Y X O Y (a) 30° X 600 lb X…

A: Given: Forces F1 =600 lb Force F2 =1200 lb

Q: 7) Three blocks are in contact on a frictionless table. Their masses from left to right are: A = 2.3…

A:

Q: When a 500 kg car collides with a 100 kg trailer, the force of the car on the trailer is the same…

A: Given Mass of car = 500 kg Mass of trailer = 100 kg We have to choose the correct option from given…

Q: A ball at rest is hit by a ball of the same weight coming down a ramp. The balls collide and both…

A: Momentum is conserved in any type of collision.

Q: Superman must stop a train traveling at v = 120 km/h in a distance d= 150 m to keep ot from hitting…

A:

Q: In the figure provided, a 266 kg crate is released from rest and hits the ground 0.600 m below after…

A: We are given mass of crate on right. We are also given height of this crate above ground. We are…

Q: The force exerted by the wind on a sailboat is approximately perpendicular to the sail and…

A: The initial acceleration ai of the sailboat. given, Fsail=550 Nm/svwindmass of the sailboatm=850 kg1…

Q: 2.)John and Peter were pushing a 2000 kg car and it reached a speed of 3.0 m/s after starting from…

A:

Q: The purpose of an airbag is to increase the time it takes your body to come to a stop during an…

A: The purpose of an airbag is to provide the force over time which is also known as impulse.

Q: Note:- Please choose the best possible option for this problem. 1) What two factors do you use to…

A:

Q: Part A On an aircraft carrier, a jet can be catapulted from 0 to 140 mi/h in 1.95 s . If the average…

A: Answer Given  Initial velocity v0 = 0 m/s Final velocity vf = 140 mi/hr = 62.58 m/s Time t = 1.95 s…

Q: force of 1 n is applied in a horizontal direction on a block of mass 1 kg which is kept on a…

A: According to Kinematic equationwhere u=Initial velocity          a=acceleration in time t…

Q: 3) Three shoppers are fighting over a case of toilet paper. One pulls to the left with a force of…

A: F1 =185 N F2 = 145 i + 120 j

Q: A telephone pole has three cables pulling as shown from above, with F₁ = (300.0 N, 500.0 N), F2 =…

A:

Q: 11. What is the magnitude and direction of the gravitational force exerted on the 0.100- kg uniform…

A:

Q: Two blocks, A and B, (ma = 3.5 kg and me=2.0 kg) are attached by a light string which is placed over…

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!