A ball is thrown with an initial velocity of 40 m/s with an angle of 30 degrees. How much time it will take to reach the highest point? (Take g= 10 m/s2)
Answer: 4 s
Explanation
This question appeared in
Past Papers (1 times)
Pakistan Civil Aviation Authority CAA Past Papers & Syllabus (1 times)
This question appeared in
Subjects (1 times)
EVERYDAY SCIENCE (1 times)
Related MCQs
- Consider a projectile thrown initially at a speed of 20 m/s at an angle of 76° from horizontal. When it reaches the highest point of its trajectory, angle between its velocity and acceleration is
- A Javelin is thrown by Arshad Nadeem at projection angle of 45 degrees with initial velocity of 30 m/s, the range of the Javelin will be (consider g = 10 m/s²)?
- A ball is thrown up with an initial velocity of 19.6 m/s. How high will it go? If acceleration due to gravity g = 9.8 m / s 2 = 9.8 m / s 2 .
- A stone is dropped from the top of a 20m high tower. 1sec later another stone is thrown downwards from the top. Both stones reach the ground simultaneously. If g is 10m/s2, the initial velocity of the second stone is
- A ball is thrown horizontally with an initial velocity of 40m/s from a building. It hits the ground after 3 seconds. Calculate the total speed when it hits the ground. (Ignore air resistance.)
- A ball is thrown horizontally from the top of a 20m high hill. It strikes the ground at an angle of 45°. With what speed was it thrown?
- A ball is thrown vertically upward. What is the velocity of the ball when it reaches its maximum height?
- If the horizontal distance (range) of a projectile is doubled, what happens to the time of flight, assuming the initial velocity and angle of projection remain the same?
- A girl jumps with an initial velocity of 16 m/s. What is the maximum height she can reach?
- If the conductor carrying current experiences a magnetic force at an angle of 90 degrees, and then the angle decreases to 60 degrees, what will happen to the force?
