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प्रश्न
Fill in the following blank with suitable word :
When a stationary car starts suddenly, the passengers are jerked …………………..
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उत्तर
When a stationary car starts suddenly, the passengers are jerke backward.
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संबंधित प्रश्न
State whether the following statement is true or false :
Unbalanced forces acting on a body change its shape.
Fill in the following blank with suitable word:
When a running car stops suddenly, the passengers are jerked …………………..
Which of the two, balanced forces or unbalanced forces, can change the shape of an object ? Give an example to illustrate your answer.
Give one example where a force changes the speed of a moving body.
What type of forces – balanced or unbalanced – act on a rubber ball when we press it between our hands ? What effect is produced in the ball ?
There are two types of forces X and Y. The forces belonging to type X can produce motion in a stationary object but cannot change the shape of the object. On the other hand, forces belonging to type Y cannot produce motion in a stationary object but can change the object. What is the general name of the forces as (a) X, and (b) Y?
What is the unit of force ?
A 1000 kg vehicle moving with a speed of 20 m/s is brought to rest in a distance of 50 metres :
(i) Find the acceleration.
(ii) Calculate the unbalanced force acting on the vehicle.
Give one example where a force stops a moving body .
Which of the following effect cannot be produced by an unbalanced force acting on a body?
