When serving a tennis ball, a player hits the ball when its velocity is zero (at the highest point of a vertical toss). The racquet exerts a force of 540 N on the ball for 4.9 ms, giving it a final velocity of 42.5 m/s. Using the data, find the mass of the ball, in grams.

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Q: by F = (At + Bt²)j where A and B are positive constants. Find the velocity of the ball after the…

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Q: An object with a mass of 1.93 kg is initially at rest upon a horizontal, frictionless surface. An…

A: Given data: Mass of an object is, m= 1.93 kg The object is initially at rest, vi = 0 The applied…

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A: Write the expression for the impulse-momentum equation and substitute the corrsponding expressions…

Q: After falling from rest from a height of 25 m, a 0.60-kg ball rebounds upward, reaching a height of…

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Q: A barefoot field-goal kicker imparts a speed of 34 m/s to a football initially at rest. If the…

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Q: If a 0.50-kg block initially at rest on a frictionless, horizontal surface is acted upon by a force…

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Q: A 4.0 g bullet exits the muzzle of a rifle with a velocity of 338 m / s. What force (assumed…

A: Given data, Mass of bullet m = 4. 0 g = 4 x 10-3 kg Initial velocity of the bullet vi = 0 Final…

Q: A soccer player kicks a soccer ball of mass 0.45 kg that is initially at rest. The player's foot is…

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Q: When serving a tennis ball, a player hits the ball when its velocity is zero (at the highest point…

A: given: Force, F =540 N  time, t = 5 ms  final velocity, v = 45 m/s

Q: After falling from rest from a height of 29 m, a 0.40-kg ball rebounds upward, reaching a height of…

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Q: During an Olympic 100-m sprint race, Usain Bolt, the world record holder in that race, quickly…

A: Given: Mass,m=94kgAcceleration due to gravity,g=9.8m/s2Contact Force,FC=2.8×103N a) The expression…

Q: When serving a tennis ball, a player hits the ball when its velocity is zero (at the highest point…

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Q: The club was in contact with a ball, initially at rest, for about 0.0014 s. If the ball has a mass…

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Q: baseball with mass m=m=0.145 kg is dropped from rest from a height of h=h=5.9 m above a baseball…

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Q: what is the speed as it leaves her foot traveling in the opposite direction?

A: According to Newton's Second law of motion , we can write that…

Q: Two forces F, = (74.87î – 40.73ĵ) N and F, = (27.41î – 72.943) N are exerted on a particle. The…

A: Given: F1→ =74.87i^-40.73j^ NF2→ =27.41i^-72.94j^ NMass of the particle = 13.61 kg

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Q: A 4.0-kg block is moving with a speed of 2.0 m/s in the i direction. Another block that has a mass…

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Q: Problem 4: When serving a tennis ball, a player hits the ball when its velocity is zero (at the…

A: The force acting ball is 540 N, and moves with a velocity is 44.5 m/s. The expression for impulse…

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Q: When serving a tennis ball, a player hits the ball when its velocity is zero (at the highest point…

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Q: A baseball with a mass of 150 g is thrown horizontally with a speed of 40.1 m/s (90 mi/h) at a bat.…

A: Solution: given that m = 150 g v = 40.1 m/s t= 1 ms

Q: A 0.160-kg hockey puck is moving on an icy, frictionless, horizontal surface. At t = 0, the puck is…

A: Given :    Mass of hockey puck, m = 0.160 kg   initial velocity of puck, u = 3.00 m/s (a) Force, F =…

Q: A 4.0 g bullet leaves the muzzle of a riffle with a speed of 328 m/s. What force (assumed constant)…

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Q: Question 5: A ball of mass m collides with a wall with initial velocity –voj (and then it rebounds).…

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Q: Problem 1: A stationary soccer ball of mass m = 0.74 kg is kicked with a constant force of F = 19 N.…

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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: