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प्रश्न
State if the following statement is true or false. Correct the statement if it is false.
Friction always acts in the direction of motion of an object.
विकल्प
True
False
उत्तर
False.
Friction always acts in the direction opposite to the direction of motion of an object.
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संबंधित प्रश्न
Fill in the blank.
Friction ....................... the motion.
Give one example of produces motion to indicate that the application of a force?
Give one example of slows down motion to indicate that the application of a force?
Name the type of force which act in the following case:
A coolie lifts a luggage
Name the type of force which act in the following case:
A stone falls from a roof
Name the type of force which act in the following case:
A magnet attracts an iron pin
Tick the most appropriate answer.
Which of the following is not an effect of force?
Tick the most appropriate answer.
Which of the following is a contact force?
Solve the following numerical problem.
The forces acting on a wooden block are shown in the figure given alongside. Find the resultant of the forces and the direction of the resultant force.
What is momentum? Write its SI unit. Interpret force in terms of momentum. Represent the following graphically
(a) momentum versus velocity when mass is fixed.
(b) momentum versus mass when velocity is constant.
