Advertisements
Advertisements
प्रश्न
A fielder pulls his hands backwards after catching the cricket ball. This enables the fielder to :
पर्याय
exert larger force on the ball
reduce the force exerted by the ball
increase the rate of change of momentum
keep the ball in hands firmly
Advertisements
उत्तर
reduce the force exerted by the ball
He does this to increase the change in momentum time of the ball. This helps him to save himself from getting hurt by the ball.
APPEARS IN
संबंधित प्रश्न
Fill in the following blank with suitable word :
When a stationary car starts suddenly, the passengers are jerked …………………..
State the various effects of force.
Give one example where a force moves a stationary body.
Give one example where a force stops a moving body.
Give one example where a force changes the speed of a moving body.
Give one example where a force changes the direction of a moving body.
Give one example where a force changes the shape (and size) of a body.
What do you understand by the terms “balanced forces” and “unbalanced forces” ? Explain with examples.
A car is moving on a level road. If the driver turns off the engine of the car, the car’s speed decreases gradually and ultimately it comes to a stop. A student says that two forces act on the car which bring it to a stop. What could these forces be ? Which of these two forces contributes more to slow down and stop the car ?
What is the relationship between force and acceleration ?
