Physics 10th ICSE: Machines [Semester 1] Flashcards

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1
Q

What is a Machine?

A

A device by which we can either overcome a large load by applying smaller effort at a convenient point

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2
Q

Define the term ‘Load’.

A

Resistive or opposing force to be overcome

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3
Q

Define the term ‘Effort’.

A

The force applied on the machine to overcome the load

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4
Q

Define the term ‘Mechanical Advantage’.

A

The ratio of load to effort

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5
Q

Can a machine be used as a force AND speed multiplier simultaneously? Why?

A

No dumdum-

For a machine used as force multiplier,
Effort < Load

Whereas, for a machine used as speed multiplier,
Effort > Load

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