Advertisements
Advertisements
प्रश्न
Two women are of the same weight. One wears sandals with pointed heels while the other wears sandals with flat soles. Which one would feel more comfortable while walking on a sandy beach? Give reasons for your answer.
Advertisements
उत्तर
While walking on a sandy surface, one needs the footwears of larger area so that the pressure exerted on the ground is minimum. So, in this case, the woman having the sandals with pointed heels will be less comfortable in walking while the other woman wears sandals with flat soles feels more comfortable while walking on sandy beach.
APPEARS IN
संबंधित प्रश्न
Fill in the blank.
On applying brakes on a moving car, its speed .........................
Select the correct alternative.
A force to be expressed correctly requires
Give one example of force as a stretch
State the effect produced by a force in the following case:
A player uses his stick to deflect the ball.
State the effect produced by a force in the following case:
A spring is compressed.
Answer the following in a word or two or in a sentence.
Give an example in which a force can change the direction of an object.
State if the following statement is true or false. Correct the statement if it is false.
Tires of vehicles are provided with grooved designs to decrease friction.
Name the type of force which act in the following case:
A string hangs with a load.
Application of force in an object results in motion from a state of ______.
Two balls of the same size but of different materials, rubber and iron are kept on the smooth floor of a moving train. The brakes are applied suddenly to stop the train. Will the balls start rolling? If so, in which direction? Will they move at the same speed? Give reasons for your answer.
