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प्रश्न
Which machine will you use to do the following work? Write their type.
To cut vegetables.
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उत्तर
To cut vegetables, we should use a knife.
Type: Wedge (simple machine)
संबंधित प्रश्न
Give a reason for the following.
Machines are able to make our work convenient.
What is the purpose of a jack in lifting a car by it?
Derive the relationship between mechanical advantage, velocity ratio and efficiency of a machine.
Write an expression for the mechanical advantage of an inclined plane in terms of its length I and vertical height h.
State whether the mechanical advantage of an inclined plane is equal to 1, less than 2 or greater than 1?
Classify the following as a lever, a pulley and an inclined plane:
Scissors
Which machine will you use to do the following work? Write their type.
To hold a papad for roasting it.
Name the levers mentioned in the following passage. Identify the fulcrum, load, and effort of each and say which type of lever it is.
Ravi and Savita sit on a seesaw in a garden. In the meantime, a gardener is trimming trees in the garden. He puts the leaves and other garbage in the wheelbarrow. Later, Ravi gets thirsty and he buys lemon sherbet. The sherbet seller cuts the lemon and squeezes it using a lemon squeezer. He puts small pieces of ice in the glass with the help of the tongs.
Rearrange the letters and find out the name of the tool.
R L E V E
| ______ | ______ | ______ | ______ |
A pair of scissors is a _____ multiplier.
