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प्रश्न
Classify the following as a lever, a pulley and an inclined plane:
A staircase
एका वाक्यात उत्तर
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उत्तर
A staircase – An inclined plane
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 12: Simple Machines - Exercise [पृष्ठ ९९]
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संबंधित प्रश्न
Answer the following.
What is a machine?
Give an example of the following uses of a machine:
to obtain gain in speed
Define velocity ratio.
Can a simple machine act as a force multiplier and a speed multiplier at the same time?
Define mechanical advantage (M.A.) of the machine.
What is the relationship between the mechanical advantage and the velocity ratio for:
- An ideal machine,
- A practical machine.
The ______ in the centre, the ______ on one side and the ______ on the other side make a lever of the first order.
What is a lever?
Name some simple machines.
Simple machines usually exchange a larger force to move a heavy object.
