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प्रश्न
Write true or false.
A wet oily road offers more friction than a dry rough road.
पर्याय
True
False
उत्तर
False
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संबंधित प्रश्न
Write true or false.
The unit of weight is kilogram
Select the correct alternative.
A force to be expressed correctly requires
What effect can a force produce on a body which is not allowed to move?
Give one example of deforms a body to indicate that the application of a force?
Name the type of force which act in the following case:
A coolie lifts a luggage
Answer the following in short.
Why does a charged balloon stick to a wall?
Give a reason for the following.
Vehicles skid on muddy and wet roads. Suggest what type of tires can prevent skidding of vehicles?
Answer the following in detail.
Why do all objects have a tendency to fall towards the centre of the earth?
Application of force in an object results in motion from a state of ______.
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.
