Self Studies

Motion in a Pla...

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  • Question 1
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    The maximum height attained by a projectile is increased by 10% by changing the angle of projection, without changing the speed of projection. The percentage increase in the time of flight will be

  • Question 2
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    A ball is projected vertically upwards with a certain initial speed. Another ball of the same mass is projected at an angle of 60° with the vertical, with the same initial speed. At the highest point, the ratio of their potential energies will be

  • Question 3
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    A projectile has a maximum range of 200 m. What is the maximum height attained by it?

  • Question 4
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    A projectile has a range R and time of flight T. If the range is doubled (by increasing the speed of projection and without changing the angle of projection), the time of flight will become

  • Question 5
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    Which of the following remains constant during the motion of a projectile fired from a planet?

  • Question 6
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    Vector addition is

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