An object feels a force for 0.85 s. If you know the impulse on the object is 75 Ns, what was the average force applied to the object?
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An object feels a force for 0.85 s. If you know the impulse on the object is 75 Ns, what was the average force applied to the object?
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- The mass of each bullet is 0.01 kg. The speed of each bullet as it hits Wonder Woman’s bracelet is 450 m/s. After hitting her bracelets, the bullets reverse directions with the same speed. What is the magnitude of the impulse felt by each bullet?A 1.1 kg ball drops vertically onto a floor, hitting with a speed of 20 m/s. It rebounds with an initial speed of 11 m/s. (a)What impulse acts on the ball during the contact? (b) If the ball is in contact with the floor for 0.0196 s, what is the magnitude of the average force on the floor from the ball?A 35.2 kg object takes 41.9 s to stop from an initial speed of 5.3 m/s. What is the magnitude of the impulse on this object (in N-s)?
- What force is needed to produce an impulse of 80 kgᐧm/s (Nᐧs) over a time of: 2 s 4 s 8 s 12 sA girl on a bicycle uses 25 N of force to speed up from 2.0 m/s to 4.0 m/s in 2.0 seconds. The positive direction is the direction of motion. What is the impulse the bicyclist applies to speed up?A force of 8 N is applied to an object for 0.1 s. What is the impulse on the object?
- A stone is dropped from a height of h1 = 3.55 m above the ground. After it bounces, it only makes it to a height h2 = 2.37 m above the ground. The stone has mass m = 0.148 kg. a) What is the magnitude of the impulse I, in kilogram meters per second, the stone experienced during the bounce? b) If the stone was in contact with the ground for t = 0.153 s, what was the magnitude of the constant force F acting on it, in newtons? c) How much energy, in joules, did the stone transfer to the environment during the bounce?A 0.20-kg stone you throw rises 42.4 m in the air. The magnitude of the impulse the stone received from your hand while being thrown is Question 8 options: 14 Ns. 29 Ns. 5.8 Ns. 3.4 Ns. 6.5 Ns.A 0.05-kg toy car is initially moving at 1.4 m/s. Since the battery is losing power, the toy car has slowed down to 0.7 m/s. Calculate the impulse of the toy car. Input the numerical value only; do not include the units.
- A volleyball is spiked so that it's incoming velocity of +3.18m/s is changed to an outgoing velocity of -19.8m/s. The mass of the volleyball is 0.350 kg. What is the magnitude of the impulse that the player applies to the ball?Consider an automobile accident in which a 1000 kg car strikes a tree in an inelastic collision. The speed of the car just before the collision was 72 km/hr. The duration of the impulse is 0.01s. What force does the passenger experience? In the same automobile, a passenger of mass 50 kg is sitting, unrestrained, in the front seat. The speed of the passenger was 72 km/hr before the collision and zero afterewards. The duration of the impulse that changes is or her momentum is again 0.01 s. What force does the passenger experience? Same automobile accident, except that the passenger is restrained by a seat belt and an air bag explodes at the moment of impact. The passenger's speed still changes from 72 km/hr to zero, but the air bag slows the time during which this change occurs to 0.01 s. What force does the passenger experience?Question 1 A 0.5 kg ball is thrown vertically upwards with an initial velocity of 10 m s¹¹. At its highest point, it momentarily stops before falling back down to the ground. Calculate the impulse experienced by the ball during the upward journey. ABCD 5 NS - 5 Ns ONS 10 N s