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In the figure given below, steel pins ar...

In the figure given below, steel pins are sticking to the nail in the Figure A. and falling off in Figure B. Explain the reason.

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ICSE-MODEL TEST PAPER 1-SECTION II
  1. In the figure given below, steel pins are sticking to the nail in the ...

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  2. How do fundamental quantities differ from derived physical quantities?

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  3. Initial volume of water in a jar is 75 ml. A stone of 13 cm^3 is lower...

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  4. Observe the figure and answer the question Calculate the volume o...

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  5. Observe the figure and answer the question If the block has a mas...

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  6. Observe the figure and answer the question If the block is made o...

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  7. SI unit of speed

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  8. Convert 36 m/s into km/h.

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  9. What kind of motion does the plucked string of a guitar represent?

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  10. Which of the following is vector quantity-speed, force, area or volume...

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  11. A man jogs at a uniform speed of 10 km/h. How much distance will he co...

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  12. When is a body said to be in uniform motion?

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  13. Define the term weight and state its S.I. unit.

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  14. What is the principle on which a spring balance works?

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  15. The weight of a person in moon is only 1/6 of that on the Earth. Give ...

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  16. Define the term energy and state its S.I. unit

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  17. What kind of energy do fuels such as coal, petrol, dry wood, and batte...

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  18. If an elephant and a bull are running with the same speed, which one w...

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  19. Look at the figure of a ball resting on top of a wall. At A, it's ener...

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  20. Look at the figure of a ball resting on top of a wall. At A, it's ener...

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  21. Look at the figure of a ball resting on top of a wall. At A, it's ener...

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