Choose the right tense: My friend----------before I cam

The difference between CAD and CAM is that CAD software is directed at product design while CAM software is:

A

concerned with production and control of tool design

B

concerned with management programs

C

designed for communications

D

specifically for PC-board design

E

None of the above

The velocity of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by (where $$\omega $$ = Angular velocity of the cam shaft)

A

$$\omega \left( {{{\text{r}}_1}{{\text{r}}_2}} \right)\sin \theta $$

B

$$\omega \left( {{{\text{r}}_1} + {{\text{r}}_2}} \right)\sin \theta \sec 2\theta $$

C

$$\omega \left( {{{\text{r}}_1}{{\text{r}}_2}} \right)\cos \theta $$

D

$$\omega \left( {{{\text{r}}_1} + {{\text{r}}_2}} \right)\cos \theta \,{\text{cosec2}}\theta $$

The period during which the cam follower remains at rest, when cam moves, is known as

A

Constant period

B

Fixed period

C

Dwell period

D

Idle period

Choose the right tense. My friend -- before I came.

A

would be leaving

B

had been leaving

C

had left

D

will leave

Choose the right tense: My father ____before I came.

A

would be leaving

B

had been leaving

C

had left

D

will leave

Choose the right tense: My friend _____ Before i came

A

will leave

B

had left

C

had been leaving

D

would be leaving

Choose the right tense: Bijoy went to bed after he------lesson.

A

learnt

B

have learnt

C

learning

D

had learnt

Choose the correct words to complete the sentence . Last night I cam to my house and found that the door___.

A

was broken

B

has been broken

C

is broken

D

had been broken

Fill in the gap with the right tense : When water --- it turns into ice.

A

will freeze

B

freezes

C

would freeze

D

froze

Use the right tense. Hakim- for a new room -mate before he is finally succeeded.

A

has been looking

B

will be looking

C

had been looking

D

has looked

Choose the right tense: My friend----------before I cam

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