Ward-Leonard controlled D.C. drives are generally used for _________ excavators.

A drives 30 km south. Then he turns right and drives another 30 km. Turning left from here. he drives 20 km. finally turning left, he drives 30 km. How far is A from his starting position?

A

30 km

B

20 km

C

80 km

D

None of above.

An alloy steel which is work hardenable and which is used to make the blades of bulldozers, bucket wheel excavators and other earth moving equipment contain iron, carbon and

A

Chromium

B

Silicon

C

Manganese

D

Magnesium

Work hardenable alloy steel used to make the bucket wheel excavators, blades of bulldozers and other earth moving equipments contain iron, carbon and

A

Manganese

B

Silicon

C

Nickel

D

Chromium

Which of the following excavators is most suitable for digging under water?

A

Drag line

B

Hoe

C

Clam shell

D

Dipper shovel

DOS uses letters of the alphabet to designate disk drives. How many disk drives can DOS address (recognize)?

A

4

B

26

C

1

D

16

E

None of the above

The ratio of driving tensions in V-belt drives is __________ flat belt drives.

A

Equal to

B

sin$$\,\alpha $$ times more than

C

sin$$\,\alpha $$ times less than

D

cosec$$\,\alpha $$ times more than

The online content revenue model in which free content drives offline revenues is called the _________.

A

marketing model

B

advertising model

C

pay-per-view model

D

subscription model

He drives much_____than he used to

A

careful

B

carefully

C

more careful

D

morefully

For derris and winches which of the following drives can be used?

A

Pole changing squirrel cage motors

B

D.C. motors with Ward-Leonard control

C

A.slip ring motors with variable resistance

D

Any of the above

These maps are used in planning installations of trees, shrubbery, drives, and other garden features:

A

Landscape maps

B

Engineering maps

C

Topographic maps

D

Cadastral maps

Ward-Leonard controlled D.C. drives are generally used for _________ excavators.

Related Questions