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Q 1/10
Score 0
A ball is thrown horizontally from the top of a cliff with an initial velocity of 10 m/s. If the cliff is 45 m high, how long will it take for the ball to hit the ground? (Assume acceleration due to gravity is 9.8 m/s²)
30
3 seconds
4.5 seconds
5 seconds
2 seconds
Q 2/10
Score 0
A projectile is launched with an initial velocity of 20 m/s at an angle of 30 degrees with the horizontal. What is the maximum height it reaches? (Assume acceleration due to gravity is 9.8 m/s²)
30
10 meters
8 meters
5 meters
3 meters
10 questions
Q.
A ball is thrown horizontally from the top of a cliff with an initial velocity of 10 m/s. If the cliff is 45 m high, how long will it take for the ball to hit the ground? (Assume acceleration due to gravity is 9.8 m/s²)
1
30 sec
Q.
A projectile is launched with an initial velocity of 20 m/s at an angle of 30 degrees with the horizontal. What is the maximum height it reaches? (Assume acceleration due to gravity is 9.8 m/s²)
2
30 sec
Q.
A soccer ball is kicked with an initial velocity of 15 m/s at an angle of 45 degrees to the horizontal. What is the total time of flight before it lands back on the ground? (Assume acceleration due to gravity is 9.8 m/s²)
3
30 sec
Q.
A stone is thrown upwards at an angle of 60 degrees to the horizontal with an initial velocity of 25 m/s. What is the horizontal range of the stone? (Assume acceleration due to gravity is 9.8 m/s²)
4
30 sec
Q.
A football is kicked at an angle of 40 degrees with an initial velocity of 22 m/s. What is the time taken to reach its maximum height? (Assume acceleration due to gravity is 9.8 m/s²)
5
30 sec
Q.
A tennis ball is served with an initial velocity of 30 m/s at an angle of 20 degrees above the horizontal. What is the horizontal distance the ball travels before hitting the ground? (Assume acceleration due to gravity is 9.8 m/s² and that it lands at the same height from which it was served)
6
30 sec
Q.
An arrow is shot horizontally from a height of 50 meters with an initial velocity of 25 m/s. How far will it travel horizontally before it hits the ground? (Assume acceleration due to gravity is 9.8 m/s²)
7
30 sec
Q.
A basketball is thrown at an initial speed of 12 m/s at an angle of 45 degrees. What is the initial vertical component of the velocity? (Assume no air resistance)
8
30 sec
Q.
A golf ball is hit with an initial velocity of 40 m/s at an angle of 60 degrees to the horizontal. How long will it stay in the air? (Assume acceleration due to gravity is 9.8 m/s²)
9
30 sec
Q.
A frisbee is thrown with an initial velocity of 15 m/s at an angle of 35 degrees to the horizontal. What is the initial horizontal component of the velocity? (Assume no air resistance)
