A single conservative force acting on a particle varies as vector F = (-Ax + Bx6)i hat N, where A and B are constants and x is in meters. Accurately round coefficients to three significant figures...

A single conservative force acting on a particle varies as vector F = (-Ax + Bx6)i hat N, where A and B are constants and x is in meters. Accurately round coefficients to three significant figures...

A 110 g bullet is fired from a rifle having a barrel 0.580 m long. Assuming the origin is placed where the bullet begins to move, the force (in newtons) exerted by the expanding gas on the bullet...

A potential energy function for a two-dimensional force is of the form U = 3 x5y - 3 x. Find the force that acts at the point (x, y). (Use x and y as appropriate.) __________i+...

A 0.05 kg ball is thrown straight up into the air with an initial speed of 13 m/s. Find the momentum of the ball at the following locations. (a) at its maximum height kg·m/s (b)...

9. A 0.05 kg bullet moving vertically upwards at 125 m/s hits a stationary 2.6 kg block hanging from a 5.00 m long string. The block then soars upward until it reaches a maximum height (you may assume...

9. A 0.05 kg bullet moving vertically upwards at 125 m/s hits a stationary 2.6 kg block hanging from a 5.00 m long string. The block then soars upward until it reaches a maximum height (you may assume...

The figure below shows a roller coaster. The 500 kg carriage is pulled up the first incline from ground level at A to the first peak at B. From here it then rolls freely from rest under the influence...

i need to make m the subject of the equation

5. The observation platform at the top of the Eiffel tower is 290 m above the ground. a) How much work must the average person perform to climb to this level? Assume that an average person has...

A pitcher claims he can throw a 0.159 kg baseball with as much momentum as a 3.5 g bullet moving with a speed of 1.50 ✕ 103 m/s.What must the baseball's speed be if the pitcher's claim is valid?...

(a)Calculate the momentum of a 2200 kg elephant charging a hunter at a speed of 7.50 m/s. kg · m/s (b)Compare the elephant's momentum with that of a 0.0400 kg bullet...

A bullet is accelerated down the barrel of a gun by hot gases produced in the combustion of gun powder. What is the average force (in N) exerted on a 0.0200 kg bullet to accelerate it to a speed of...

(a)What is the momentum in kg · m/s of a garbage truck that is 1.40 ✕ 104 kg and is moving at 31.0 m/s? kg · m/s (b)At what speed in m/s would an 8.00 kg trash can have the same...

A ping pong ball (0.15kg) strikes a stationary ball bearing (2kg) head on at 15m/s forward. The ping pong ball ricochete's backwards 12m/s after the strike what is the resulting velocity of the ball...

A 50-N applied force (pulling 30 degrees up from the horizontal) accelerates a 5 kg box across a horizontal floor. a. What is the normal force on the box? b. If the coefficient of friction...

A small 30kg child is on a merry-go-round that has a radius of 2000mm and a mass of 80,000 grams. If the merry-go-round is spinning at 12 rpm before the child hops on, what would be the new angular...

A ball of mass 0.120 kg is dropped from rest from a height of 1.25 m. It rebounds from the floor to reach a height of 0.600 m. What impulse was given to the ball by the floor? kg·m/s

How much work does a supermarket checkout attendant do on a can of soup he pushes 0.510 m horizontally with a force of 5.30 N? Express your answer in joules and kilocalories. J...

If a projectile with a mass of 9.90 g is traveling at a speed of 1.23 km/s, determine the following. (a) kinetic energy of the projectile in kilojoules kJ (b) kinetic...

Calculate the magnitude of the linear momentum for the following cases. (a) a proton with mass 1.67 10-27 kg, moving with a speed of 4.00 106 m/s kg·m/s (b) a 17.5 g bullet moving...

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