rock is thrown upward with a velocity of 12 meters per second from the top of a 24 meter high cliff, and it misses the cliff on the way back down. When will the rock be 5 meters from ground level? Round your answer to two decimal places.

Q: On the planet Zebulon, the standard unit for length is the clorf (cl) and the standard unit for time…

A: Given values -  1 cl = 0.765 m  1 be = 1.957 s Driving speed = 85 mi h-1 1 mi = 1609 m  First, we…

Q: If you're driving along the highway on a motorcycle at 27 meters per second (60 miles per hour) and…

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Q: A​ "bullet" train set a new world record for train speed at 546 kilometers per hour during a manned…

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Q: A jet plane is flying at an altitude of 28,000 feet when it begins to descend at a constant rate of…

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Q: A 1.2 ton car moving at 30 kilometers per hour bumps the rear of a 1.8 ton car moving in the same…

A: Given data: The mass of the first car, m1=1.2 ton. The mass of the second car, m2=1.8 ton. The…

Q: If you could jump with an initial speed at 5 m/a, how many jumps would you need to reach the top of…

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Q: You start out by driving 152 miles south in 2 hours and 17 minutes, and then you stop and park for a…

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Q: A person travels at a speed of 60 miles per hour. How far will he travel in 4.5 hours ?

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Q: In a typical game he runs 8 km. What is this distance in yards?

A: We know ,  1km = 1093.613 yards  8kms = 8 × 1093.613 = 8748.906 yards

Q: A rocket accelerates from rest at a rate of 64 m/s?. (a) What is its speed after it accelerates for…

A: Given Initial velocity (U) =0 m/sAcceleration (a) = 64 m/s2

Q: A car travels at 10 m/s for 20 seconds and then at 20 m/s for 30 seconds. What is the average speed…

A: Average speed = total distance / total time  distance in span = speed X time

Q: A plane covered a distance of 630 miles in 6 hours. For the first part of the trip, the average…

A: total distance= 630 miles total time= 6 h when the avg speed is 100 mph , let the time spent at this…

Q: twin-engined aircraft can fly 1360 miles from city A to city B in 5 hours with the wind and make the…

A: Distance, d = 1360 miles Time taken from A to B, t = 5 h Time taken from B to A, t = 8 h Speed of…

Q: Suppose you could jump straight up with a velocity of 2.8 m/s. How high could you jump on the moon,…

A: Initial speed = 2.8 m/s  Acceleration due to gravity on moon = 1.6 m/s2

Q: An airplane travels at a constant speed of 800 kilometers per hour (km/h). Approximately how long…

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