In an action-adventure film, the hero is supposed to throw a grenade from his car, which is going 79.0 km/h , to his enemy's car, which is going 112 km/h . The enemy's car is 15.7 m in front of the hero's when he lets go of the grenade.

Q: Monika and Sameer walk towards one another along perpendicular paths. A flag is placed at the point…

A: Given: Monika begins 100 m North of flag with speed vm = 0.8 m/s relative to ground Sameer begins…

Q: From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s,…

A: in this question we determine  distance D and H. we simply use newtons equation of motion. v = 340…

Q: During the siege of Constantinople that led to its conquest by the Ottomans in 1453, the Hungarian…

A: For projectile motion  Range(R), time of flight (T) and maximum height (H) of the projectile if it…

Q: wide

A: Given: The vertical distance covered by the stuntman = 1.9 m The gap between the buildings = 4.2 m…

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A: Length of the volleyball court L=18 m, height of the volleyball court d=2.43 m and height from which…

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A:

Q: A baseball player hits a homerun during a game. The ball leaves his bat at 27 degrees with a speed…

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Q: Near the end of a marathon race, the first two runners are separated by a distance of 45.0 m. The…

A: The relative velocity of the second runner with respect to the first runner is the difference…

Q: A train is moving at 40 m/s as it passes another train moving on a parallel track. The other train…

A: d1=d2v1t=u2t+0.5at2240 m/st=0 m/st+0.55 m/s2t2t=16 s Thus, the time taken to catch up the first…

Q: A boy stands on a diving board and tosses a stone into a swimming pool. The stone is thrown from a…

A: We are all familiar with the fact that a car speeds up when we put our foot down on the accelerator.…

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A:

Q: One rock is thrown upward with a speed of 8:0m=s from the ground while another rock is dropped…

A: The two rocks are thrown simultaneously towards each other, one from the ground upwards and the…

Q: Two boats start together and race across a 72 km wide lake and back. Boat A goes across at 72 km/h…

A: Width of the lake L=72 km

Q: Two cars are moving along a straight highway. Car P has a constant speed of 80 km/h and the speed of…

A: Speed of car A , VA = 80 km/h Speed of car B , VB = 110 km/h Distance between car A and car B = 45…

Q: A woman on a bridge 104 m high sees a raft floating at a constant speed on the river below. She…

A: Height of bridge h= 104 m Distance of raft from bridge d1 = 4.96 m Distance between raft and stone…

Q: Two cars are moving towards an intersection. One car is 150 meters north of the intersection and…

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Q: In the sport of billiards, event organizers often remove one of the rails on a pool table to allow…

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Q: A ball dropped from rest is traveling 13.0m/s after 0.5s. (a) How far would this ball fall in 15s…

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Q: A boy stands at the edge of a bridge above a river. In both of the following scenarios, a stone is…

A: Given:-  A boy stands at the edge of a bridge above a river. In both of the following scenarios. A…

Q: In a scene from an action movie, a stuntman jumps from the top of one building to the top of another…

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Q: A student is walking with a constant speed of ??1meters per second along High Street and sees a…

A: Given:Speed of student = v1 m/sDistance between student and puddle = d1 mDistance between student…

Q: In this exercise, an unmanned paper aircraft is sent straight down from the top of an office…

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Q: A man is walking when he sees a pond. He tosses fish food horizontally from 2.64m away and it drops…

A: Given data:here, x is the horizontal distance, y0 is the initial height, y is the final height,…

Q: A man walks on a straight road from his home to a market 5 km away with a speed of 10 km/h. Finding…

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Q: A passenger arriving in a new town wishes to go from the station to a hotel located 10km away on a…

A:

Q: From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s,…

A: vhorizontal = 340 m/s h1 = 0.50 m d = 6.9 m

Q: The bacterium Escherichia coli (or E. coli) is a single-celled organism that lives in the gut of…

A: Given,             Zig-Zag constant speed, v = 20 μm/s             Other data in the graph

Q: The infamous chicken is dashing toward home plate with a speed of 5.7 m/s when he decides to hit the…

A: (a) The magnitude of acceleration is given by,

Q: Amtrak's 20th-Century Limited is en route from Chicago to New York at 120 km/h when the engineer…

A:

Q: From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s,…

A:

Q: A typical jetliner lands at a speed of 160 mi/h and decelerates at the rate of (10.0 mi/h)/s. If the…

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Q: Henrietta is going off to her physics class, jogging down the sidewalk at a speed of 3.45 m/s. Her…

A: The speed of Henrietta, u=3.45 m/s.The height of the window is h=36.4 m.The time after which the…

Q: juggler throws an orange vertically into the air at 4.73 m/s. How long does it take the orange to…

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Q: During practice, a volleyball player has thrown a ball vertically upward with a speed of 50 ft/s. If…

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Q: A person walks up a stalled 15-m-long escalator in 90 s. When standing on the same escalator, now…

A: The speed of the walking person is The speed of the escalator is

Q: A person is standing on the roof of a tall building . She throws a ball vertically only from the top…

A: u=Velocity at 2 m=7 m/sa=g=Acceleration due to gravity=9.81 m/s2t=Time to fall from 2 m=2.9…

Q: Nerve impulses in a human body travel at a speed of about 100 m/s. Suppose a person accidentally…

A: The distance travelled by the nerve impulse is d=1.6m

Q: The world long jump record is 8.95 m (Mike Powell, USA, 1991). Treated as a projectile, what is…

A:

Q: motorcycle starts at t = 0 from rest at x = 0 (the origin) and moves along a straight path (x-axis)…

A: Acceleration a1 = +2.8 m/s2 accelkeration in second case a2

Q: Two trains A and B of length 800 m each are moving on two parallel tracks with a uniform speed of…

A: Let v be the initial velocity of both the trains, l be the length of each train, t be the time taken…

Q: From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s,…

A:

Q: A straight section of a small river has a steady current of 2.0 km/h. Two docks on the same side of…

A: a) The Bob’s time to reach the dock can be determined as, Here, v, d, and t represent Bob’s speed,…

Q: A woman on a bridge 106 m high sees a raft floating at a constant speed on the river below. She…

A:

Projectile Motion