In the levers of third type, the mechanical advantage is __________ one.

In the levers of __________ type, the mechanical advantage is less than one.

A

First

B

Second

C

Third

D

None of these

In the levers of first type, the mechanical advantage is ________ one.

A

Less than

B

Equal to

C

More than

D

None of these

The application of third type levers is found in

A

A pair of tongs

B

Hand wheel of a punching press

C

Lever of a loaded safety valve

D

Handle of a hand pump

In second type of levers,

A

Load is in between the fulcrum and effort

B

Effort is in between the fulcrum and load

C

Fulcrum is in between the load and effort

D

None of these

The application of second type levers is found in

A

Handle of a hand pump

B

Hand wheel of a punching press

C

Lever of a loaded safety valve

D

A pair of tongs

In levers, leverage is the ratio of

A

Load lifted to the effort applied

B

Mechanical advantage to the velocity ratio

C

Load arm to the effort arm

D

Effort arm to the load arm

In ideal machines, mechanical advantage is __________ velocity ratio.

A

Equal to

B

Less than

C

Greater than

D

None of these

In actual machines, mechanical advantage is _________ velocity ratio.

A

Equal to

B

Less than

C

Greater than

D

None of these

The mechanical advantage of a lifting machine is the ratio of

A

Distance moved by effort to the distance moved by load

B

Load lifted to the effort applied

C

Output to the input

D

All of the above

The maximum mechanical advantage of a lifting machine is

A

1 + m

B

1 - m

C

$$\frac{1}{{\text{m}}}$$

D

m

In the levers of third type, the mechanical advantage is __________ one.

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