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Rain problem and relative approach problem questions with solutions
Practice Kinematics part-3 Relative motion for JEE Main, JEE Advanced, NEET, and Classes 11–12. Attempt each question, then open it for the full solution.
Showing 1–10 of 20 questions
- MCQdifficultKinematics part-3 Relative motionOpen question & full solution →
Rain has velocity v= 10î - 20ĵ m/s. A car starts from rest and accelerates eastward at 5 m/s². In vertical cross-section, its windshield is represented by a straight line of slope -1 with respect to the +x direction. At what time will the rain strike the windshield normally?
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- MCQmediumKinematics part-3 Relative motionOpen question & full solution →
When a man is stationary, rain appears at 30° from the vertical toward the east. When he runs east at 10 m/s, rain appears vertically downward. The magnitude of the vertical component of rain velocity is:
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- MCQeasyKinematics part-3 Relative motionOpen question & full solution →
A car moves horizontally at 10 m/s while rain falls vertically downward at 10√3 m/s. The rain streaks on its vertical windshield make an angle with the horizontal equal to:
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- MCQdifficultKinematics part-3 Relative motionOpen question & full solution →
Rain falls vertically downward with speed u. A man starts from rest and moves horizontally with constant acceleration a. If θ is the apparent angle of rain measured from the vertical at time t, then:
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- MCQdifficultKinematics part-3 Relative motionOpen question & full solution →
Rain has velocity v= 20î - 15ĵ m/s. A man starts from rest and accelerates eastward at 4 m/s². At what time is the magnitude of rain velocity relative to him minimum?
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- MCQeasyKinematics part-3 Relative motionOpen question & full solution →
Rain has horizontal velocity 8 m/s eastward and vertical velocity 15 m/s downward. A man runs eastward at 8 m/s. To the man, the rain appears:
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- MCQmediumKinematics part-3 Relative motionOpen question & full solution →
Rain falls vertically downward with constant speed 20 m/s. A man starts from rest and accelerates horizontally with constant acceleration 5 m/s². At what time will the rain appear to him at 45° with the vertical?
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- MCQmediumKinematics part-3 Relative motionOpen question & full solution →
Rain has velocity v = 6î - 8ĵ m/s. A man runs horizontally eastward with speed u and carries a flat board inclined at 45° to the horizontal. For the rain to strike the board normally, the man's speed must be:
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- MCQdifficultKinematics part-3 Relative motionOpen question & full solution →
Rain falls vertically downward with speed v. An inclined plane making an angle α with the horizontal moves horizontally. For the rain to appear parallel to the inclined plane in the plane's frame, the required speed u of the plane is:
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- MCQmediumKinematics part-3 Relative motionOpen question & full solution →
A man finds that when he runs east at 10 m/s, rain appears vertically downward. When he runs east at 20 m/s, rain appears at 45° to the vertical. The magnitude of the actual vertical component of rain velocity is:
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