The power source that drives the manipulator can be:

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.

Robotic manipulator arms mostly use

A

Hydraulic actuator

B

Pneumatic actuator

C

Electric motor actuator

D

None of the above

A pick-and-place manipulator is:

A

the most flexible of all robots

B

an intelligent robot

C

capable of point-to-point operation

D

primarily used for large parts handling

E

None of the above

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

Which one of the following drives is used for transmitting power without slip?

A

Belt drives

B

Rope drives

C

Cone pulleys

D

Chain drives

By which of the following methods motor rating for variable load drives can be determined ?

A

Method of average losses

B

Equivalent current method

C

Equivalent torque method

D

Equivalent power method

E

All of the above

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

In order to get maximum power transfer from a capacitive source, the load must have an impedance that is the complex conjugate of the source impedance.

A

True

B

False

Select the word, which most appropriately fills in the gap in each sentence : Some people believe that money is the primary ------ that drives individuals.

A

effect

B

issue

C

aspect

D

motivator

The power source that drives the manipulator can be:

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