A late night time talk show host drops a watermelon from the top of the studio. If the speed of the watermelon is 21 m/s when it hits the ground, how tall is the studio?

Q: What is the height of a projectile in 5 seconds if its initial height is 385 feet, and it has a…

A: Given : t = 5 seconds yo = 385 feet vo = 10 feet per second

Q: A student throws a ball straight up into the air, and it travels to a height of 11 m. Ignoring air…

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Q: A hot air balloon has just lifted off and is rising at a constant rate of 2.0 m/s. Suddenly one of…

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Q: A Man in a car starts from Paris and Travels 80 km at a constant speed of 80km/h, then stops for 30…

A: Given data: d1 = 80 km at speed (V1) = 80 km/h Rest time = 30 min = 0.5 h d2 = 200 km at speed (v2)…

Q: You are walking through your neighborhood and you see a boy on the roof of a building kicking a…

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Q: A girl runs for a distance of 120 m at a speed of 6 m/s. How long does it take her to cover this…

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Q: A bullet in a gun is accelerated from the firing chamber to the end of the barrel at an average rate…

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Q: I drop a water balloon from my window 40m off the ground how long does it take to hit my neighbor?

A: Let us consider that the neighbor is standing on the ground and have a height of about 1m (it can be…

Q: A racquetball strikes a wall with a speed of 25 m/s and rebounds in the opposite direction with a…

A: Given data: Initial speed of racquetball is, u=25 m/s. Final speed of racquetball is, v=20 m/s. Time…

Q: A jet plan lands with an acceleration of 5 m/s^2 as it comes to rest. From the instant it touches…

A: Newton 's motion equations :         v  = u   +     at        S   =  ut    +   1/2at²        v²=…

Q: At the beginning of a basketball game, a referee tosses the ball straight up with a speed of 4.6…

A: Apply the kinematics formula,  v=u+at At maximum height final velocity is zero that is v=0 and a=-g.…

Q: A hot-air balloon has just lifted off and is rising at the constant rate of 2.5 m/s . Suddenly one…

A: Assume the height at which the camera reaches the passenger to be y.

Q: 8. A ball is thrown vertically upward from the edge of a bridge 29.5 m high with an initial speed of…

A: Given :h=29.5 mu=13 m/s (vertically upwards)h→height of the bridgeu→initial velocity of the ball

Q: A car enters the freeway with a speed of 8 m/s and accelerates uniformly for 3.5 km in 2.5 min. How…

A: Given data The speed of the car is u = 8 m/s. The distance traveled by car is S = 3.5 km. The time…

Q: You accidentally drop an eraser out the window of an apartment 16 m above the ground.How long will…

A: The motion is a case of free fall. It means the object is moving with gravitational acceleration.…

Q: A ball is thrown straight up so that it reaches a maximum height of 30 m.How fast was it going when…

A: The acceleration (gravitational acceleration) of the ball during the vertical motion remines…

Q: A rocket accelerates from rest at a rate of 23.2 m/s? for exactly 1 minute. The rocket's speed after…

A: Acceleration of the rocket is a = 23.2 m/s2 Time of acceleration is T = 1 min = 60 sec Initial speed…

Q: A stunt car drives into a canyon during a movie scene. If the car drives horizontally off the 218-m…

A: Given,Height of the cliff, h = 218 mit lands at a distance of 88 m horizontally away from the base…

Q: A brick is dropped from rest from a height of 5.0 m. How long does it take for the brick to reach…

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Q: An object starts from rest and accelerates at a rate of 3.0 m/s/s for 10 seconds. What is the…

A: Given data:  Initial velocity (v0 ) = 0 m/s Acceleration (a) = 3.0 m/s2 Time (t) = 10 s Required:…

Q: Khalfan drives his car from home to Al-Seeb at constant speed s. He then returns back home with the…

A: Khalfan accelerates it's car at a constant speed s by which speed he back. We have to find the…

Q: A car starts from rest with a constant acceleration of 5 m/sec^2. The speed of the car at the end of…

A: Given:  Initial velocity u = 0 Acceleration a = 5 ms2 Time t = 5 seconds. To determine: Speed v at…

Q: A tourist drops his cell phone from the top of the Renaissance tower and according to the…

A: Here the distance traveled by the cell phone is 270m.

Q: A ball is thrown straight up with a speed of 20 m/s. How long does it take to return to its starting…

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Q: A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a…

A: given : speed of second player, v = 14.3 m/s             initial speed of first player, u = 0…

Q: A downhill skier reaches the steepest part of a trail. If her speed at the bottom of the hill is 18…

A: Kinematic equations of motion are- 1) v=u+at2) s=ut+12at23) v2=u2+2as where,u is initial velocityv…

Q: A soccer player kicks the ball so that it will have a time of flight (hang time) of 3 seconds and…

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Q: If a man has thrown a stone of mass 600g straight up 5 m in the air in this case what must be the…

A: Given: Mass of stone m=600 g, Height the stone reaches is h=5 m. Required: Initial velocity of the…

Q: Wil-E-Coyote drops a bowling ball off a cliff to try to catch the Roadrunner. The cliff is 132 m…

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Q: A stone is launched straight upward from the ground, reaches a maximum height of 30.0 m, and then…

A: The third equation of motion is  v2 =u2 + 2 a s where, v is the final velocity, u is the initial…

Q: if a flea can jump straight up to a height of 0.440m what is its initial speed as it leaves the…

A: The expression to find the initial speed is,

Q: What is the height of a projectile in 6 seconds if its initial height is 820 feet, and it has a…

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Q: "If it takes 50 m to stop a car initially moving at 25 m/s, what distance is required to stop a car…

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Q: In major league baseball, the pitcher’s mound is 60 feet from the batter. If a pitcher throws a 95…

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Q: A body is dropped freely from the roof of a building, traveling in the middle of the last second of…

A: Solution: Let (T) be the total fall of distance (h). As given the distance travelled in (T) the…

Q: The Empire State building in New York City is 381 m tall. If a penny were dropped from rest at the…

A: Given data: Height (h) = 380 m Need to determine time taken to strike with the ground.

Q: A car covers the first half distance between two places at 40 km/h and second half at 60 km/h, the…

A: We know that  The rate at which an object moves from one location to another is called speed. It is…

Q: An automobile driver increases the speed at a constant rate from 25 km/h to 55 km/h in 0.50 min. A…

A: Given:  (a) u = 25 km/h = 6.95 m/s v = 55 km/h = 15.23 m/s  t = 0.50 min = 30 s  (b) u = 0 m/s v =…

Q: A semi truck is accelerating (speeding up) at 5.30 m/s^2 up a incline (a hill). At a particular…

A: Given accelerating of semi truck = 5.30 m/s2  speed of semi truck = 12.9m/s  We have to calculate a.…

Q: A drop tower of an amusement park rises at 5 m/s and is 45 m above the ground when one of the riders…

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Q: You toss a stone straight up and it comes back down in a total time of 6 s, what is the speed of the…

A: Time of flight, T = 6 s Acceleration due to gravity, g = 9.81 m/s2   The time of flight for…

Q: A ball is pushed downhill with an initial velocity of 3 m/s. The ball rolls down a hill with a…

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Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –