If the answer to the previous problem was 8.00 i kg m/s (because the initial velocity of the ball was different) and a slow-motion replay indicated the bat contacted the ball for 20 ms, what was the magnitude of the average force with which the batter hit the ball? (A) 0.16 N (B) 0.32 N (C) 0.40 N (D) 0.80 N (E) 160 N (F) 400 N

Q: A novice skier with weight of 65kg poorly navigates the bunny slopes. The skier reaches the bottom…

A:

Q: A baseball (mass = 0.145kg) traveling to the left at 27m/s. It is hit by a bat and ends up traveling…

A: Given data: Mass (m) = 0.145 kg Initial velocity (Vi) = 27 m/s, to the left Final velocity (Vf) = 41…

Q: Alex bounced a 0.59 kg rubber ball off the floor. The ball's speed just before impacting the floor…

A:

Q: A croquet mallet delivers an impulse of 9.87 N s to a 0.34- kg croquet ball initially at rest. What…

A: Given Impulse J           = 9.87 N Mass m              = 0.34 kg Initial velocity u = 0 m/s Find the…

Q: Question #: 13 A very light ping-pong ball moving east at a speed of 4 m/s collides with a very…

A: (A) Neither;  both experienced the same magnitude impulse.

Q: After successfully clearing the bar during the pole vault, the vaulter falls to the landing cushion…

A: Given : The linear(initial) momentum of the vaulter just prior to impact= Pi= -980kg.m/s Velocity…

Q: A 10 kg hammer strikes a nail with a velocity of 16.0 m/s and comes to rest in a time interval of…

A:

Q: A grasshopper of mass 400.0 mg jumps directly upward by 18.0 cm a)What is the impulse delivered by…

A: Impulse is nothing but the change in momentum and the rate of change of momentum is called force.

Q: A 1.2 kg ball is falling in the -y direction at a speed of 25 m/s. The ball strikes the floor and…

A: Given that,Mass of the ball : m = 1.2 (kg)Initial speed : vi = -25 (m/sec)Final speed : vf = 10…

Q: Arubber ball is thrown at a wall, and it bounces back in the opposite direction at the exact sam…

A: Impulse is given as change in momentum of the object, that is J=mu-mv

Q: A 21-kg cart is moving forward at 6 m/s on a frictionless surface. Then you apply a 25-N forward…

A:

Q: a football of mass 0.42kg is moving horizontally at 10m/s towards a footballer's boot, which then…

A: Given: Mass of a football is m=0.42 kg Velocity of football is v=10m/s We have to find out impulse…

Q: A car of mass 137.2 kg collides with a wall as shown in Figure. The initial speed of the car is 15…

A: Given : m = 137.2 kg vi = -15 m/s (negative because before collision car is moving towards left as…

Q: If a 20kg dog moving 3m/s collides with a couch and comes to rest in 0.8s, what is the impulse? W

A:

Q: What is the impulse delivered to the ball by the baseball bat? b. If the baseball bat is in…

A:

Q: A 5.0-g egg falls from a 90-cm-high counter onto the floor and breaks. What impulse is exerted by…

A: Given: A 5.0 g egg falls from 90 cm high. Need to find the impulse is exerted by the floor on the…

Q: A 0.45kg dodge ball is thrown at an opposing player at a velocity of 38 m/s to the right.…

A: Given: m=0·45 kg vinitial=+38 m/s vfinal =-28 m/s Impulse is defined as change in momentum and can…

Q: A novice skier with mass of 65 kg poorly navigates the bunny slopes. The skier reaches the bottom of…

A:

Q: A0.1-kg toy car is initially moving at 1.3 m/s. Since the battery is losing power, the toy car has…

A: Given data: Mass (m) = 0.1 kg Initial velocity (v0) = 1.3 m/s Final velocity (v) = 0.7 m/s Required:…

Q: A baseball pitched generates an impulse of 100 Ns. If the contact time between the bat and ball is…

A: Impulse J is defined as; J→=F→∆t∴ F→=J→∆t=100Ns0.005=20000 N Hence the force between the bat and the…

Q: A 0.1 kg tennis ball is moving toward a tennis racket at 16 m/s. The racket hits the ball and the…

A:

Q: A tennis racket hits a ball. If an impulse of -5 Ns acts on the ball, what impulse acts on the…

A: The given data we have: Impulse acted on the tennis ball: -5Ns The objective is to calculate the…

Q: A diver of mass 90 kg enters the water at a velocity of -10m/s. What is the impulse required from…

A: The effect of force acting in a time interval used to change the momentum of an object is quantified…

Q: If a player can toss a 0.200-kg ball with as much momentum as a 2.00-g object moving with a speed of…

A:

Q: A 203 kg wooden cart moving at 57 m/s slams into a wall. It then rebounds -21 m/s. Solve for the…

A: Given that, Initial velocity,u=57 m/sFinal velocity, v=−21 m/sMass, m=203 kg Impulse is the change…

Q: A 82-kgkg fullback is running at 3.4 m/sm/s to the east and is stopped in 0.85 ss by a head-on…

A: Given data: The mass of fullback is m=82 kg. The speed of fullback is vi=3.4 m/s (East). The time…

Q: What impulse (in N.s) will give a 3.1-kg object a momentum change of -52 kg - m/s?

A: Given Mass m = 3.1 kg Change in momentum =-52 kgm/s

Q: A ball of mass 0.175 kg is dropped from rest from a height of 1.25 m. It rebounds from the floor to…

A:

Q: Before 10.A car of mass 3500 kg collides with a wall, as shown in Figure. The initial and final…

A: Impulse = change in momentum Impulse = ∆P = m(Vf - Vi)  Force = ∆P/∆t

Q: A small car collides inelastically with a large truck in a head-on collision. Which c the following…

A: Introduction: The impulse of the object is defined as the change in momentum, and momentum is the…

Q: A cricket ball of mass 500 g is moving with speed of 36 km h-1, It is reflected back with the same…

A:

Q: A 1120 kg car experiences an impulse of 30.000 N  s during a collision with a wall.  How do you…

A: Write the expression for impulse and apply Newton’s second law.

Q: 0.21-kg baseball has an initial velocity of 41 m/s as it approaches a bat. We have chosen the…

A: mass of ball=m=0.21kg Initial velocity = V0= 41 m/s Final velocity = Vf= - 61m/s

Q: If a 20kg dog moving 3m/s collides with a couch and comes to rest in 0.8s, what is the impulse? W

A: Given data:  Mass (m) = 20 kg Initial velocity (u) = 3 m/s Final velocity (v) = 0 m/s Time interval…

Q: a 0.49 kg baseball experience the impulse of 34 kg*m/s. What is the baseball change in momentum?

A: Given Mass m = 0.49 kg Impulse j = 34 kgm/s

Q: A 12550kg ship, moves at 1.50 m/s. A tugboat pushes on it for 12s. When the tugboat stops, the…

A: Given data:  Mass (m) = 12550 kg Initial velocity (u) = 1.50 m/s Time (t) = 12 s Final velocity (v)…

Q: A novice skier poorly navigates the bunny slopes. The skier reaches the bottom of the hill traveling…

A: Given data The mass of the skier is m=65 kg The initial velocity is u=5.0 m/s The final velocity is…

Q: When spiking a ball, the player changes the velocity of the ball from 4.2 m/s to -24 m/s along a…

A: It is given that

Q: 1. A bird weighing Fw = 2 lb is initially gliding at 20 mi/h. A flap of its wings takes .8 s and…

A: Given:- A bird weighing F W = 2 lb  Initially gliding at v1 = 20 mi/h The time of flap  ∆t = 8 sec…

Q: Calculate the original momentum of the fullback. Calculate the impulse exerted on the fullback.…

A:

Q: A 2-kilogram object traveling 10 m/s north has a perfect elastic collision with a 5-kilogram object…

A:

Q: Some scenario that will determine the impulse given to an object.

A: Some examples of Impulse are as under- 1)While playing cricket, whenever there is some instance of…

Q: Suppose a 1.25-kg ball is thrown against a wall at a speed of 15 m/s. After it hits the wall, the…

A: Given Mass of the ball is m=1.25 kg Initial speed of the ball is v0=15 m/s Final speed of the ball…