Physics
The Lever shown in the figure is:
- Class I lever
- Class II Lever
- Class III Lever
- None of these
Machines
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Answer
Class I lever
Reason — As fulcrum is between load and effort hence the figure shows class I lever.
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Related Questions
The lever for which mechanical advantage is less than 1 has:
- Fulcrum at the mid-point between load and effort.
- Load between effort and fulcrum.
- Effort between fulcrum and load.
- Load and effort acting at the same point.
Class II levers are designed to have:
- M.A. = V.R.
- M.A. > V.R.
- M.A. > 1
- M.A. < 1
Which class of levers have effort and load on the same side of fulcrum
- Class I lever
- Class II Lever
- Class III Lever
- Class II or class III Lever
(a) What do you understand by a simple machine?
(b) State the principle of an ideal machine.