Question Text
Question 1 :
State true or false: Force of gravity act on dust particles
Question 2 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d06bf59b460d7261f2e8.PNG' />
In the above image, A brick is kept in three different ways on a table as shown in figure.The pressure exerted by the brick on the table will be
Question 4 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d06ef59b460d7261f2ec.PNG' />
In the above image, a car is shown sticking to an electromagnet. Out of all the forces acting on the car which one of them is larger?
Question 5 :
A man is pushing a cart down a slope. Suddenly the cart starts moving faster and he wants to slow it down. What should he do?
Question 7 :
Two thermocol balls held close to each other move away from each other. When they are released, name the force which might be responsible for this phenomenon
Question 8 :
During dry weather, while combing hair, sometimes we experience hair flying apart. The force responsible for this is
Question 9 :
A chapati maker is a machine which converts balls of dough into chapati’s. What effect of force comes into play in this process?
Question 10 :
State true or false: The force of gravitation exist between two astronauts in space