Quiz Questions - GOVT ITI MANVI

Question 1 1 Marks

What is the height of the building if a ladder at 45 Degree touches the building placed 16 m from the base of the building?

A

15 m

B

16 m

C

17 m

D

18 m

Question 2 1 Marks

How many degrees is equal to one radian?

A

(Pi)/(360)

B

(360)/(Pi)

C

(Pi)/(180)

D

(180)/(Pi)

Question 3 1 Marks

What is the angle of elevation of the top of a light house of 15 m height seen at a point 15 m away from the base?

A

30 Degree

B

45 Degree

C

60 Degree

D

90 Degree

Question 4 1 Marks

Which is equal to sin θ?

A

Opposite Side/Hypotenuse

B

Hypotenuse/Opposite side

C

Adjacent Side/Hypotenuse

D

Hypotenuse/Adjacent side

Question 5 1 Marks

What is the height of the wall where the ladder touches the wall if the ladder is 2.5 m long makes an angle of 60 Degree with the ground?

A

4.13 m

B

4.23 m

C

2.165 m

D

4.43 m

Question 6 1 Marks

What is the value of tan θ if sin θ = 4/5 ?

A

(4/5)

B

(5/3)

C

(3/4)

D

(4/3)

Question 7 1 Marks

What is equal to cos θ?

A

Hypotenuse/Adjacent Side

B

Adjacent Side/Hypotenuse

C

Opposite side/Hypotenuse

D

Hypotenuse/Opposite Side

Question 8 1 Marks

What is equal to tan θ?

A

Opposite Side/Hypotenuse

B

Adjacent Side/Hypotenuse

C

Opposite Side/Adjacent Side

D

Adjacent side/Opposite side

Question 9 1 Marks

What is the velocity ratio of a wheel and axle if the radii of wheel and axle are 375 mm and 75 mm respectively?

A

3

B

4

C

5

D

6

Question 10 1 Marks

What is the mechanical advantage, if a load of 1000 kg is lifted by a simple machine and effort applied is 250 kg?

A

6

B

8

C

3

D

4

Question 11 1 Marks

Which is example for first order lever?

A

A wheel barrow

B

A pair of scissors

C

Fire tongs

D

Lime squeezer

Question 12 1 Marks

Which is example for second order lever?

A

Common balance

B

A pair of scissors

C

Bottle opener

D

Human forearm

Question 13 1 Marks

How much load is lifted if an effort of 25 kg is applied to a simple machine having velocity ratio of 4 and efficiency 75%?

A

65 kg

B

70 kg

C

75 kg

D

80 kg

Question 14 1 Marks

What effort required to lift a load of 150 kg in a wheel and axle, if the velocity ratio is 2.5 and the efficiency of the machine is 75%?

A

70 kg

B

80 kg

C

90 kg

D

100 kg

Question 15 1 Marks

Which is example for third order lever?

A

Common balance

B

Forceps

C

A pair of scissors

D

Lime squeezer

Question 16 1 Marks

What is the distance of the load from the fulcrum called?

A

Effort arm

B

Load arm

C

Power arm

D

Effort

Question 17 1 Marks

What is the efficiency of a simple screw jack having velocity ratio is 314.2 and mechanical advantage is 220?

A

0.6

B

0.65

C

0.7

D

0.75

Question 18 1 Marks

What is the name of fixed or supporting point of a lever?

A

Mechanical advantage

B

Fulcrum

C

Effort

D

Load

Question 19 1 Marks

Which type of levers is bell cranked lever?

A

Curved lever

B

1st order lever

C

2nd order lever

D

3rd order lever

Question 20 1 Marks

What is the ratio between the distance moved by the effort to the distance moved by the load?

A

Mechanical advantage

B

Velocity ratio

C

Efficiency

D

Fulcrum

Question 21 1 Marks

Which order lever is claw hammer?

A

1st order lever

B

2nd order lever

C

3rd order lever

D

Curved lever

Question 22 1 Marks

What is the velocity ratio of a simple machine of a mass 120 kg is lifted to a height of 5 metres by a force of 60 kg moving 15 metre. Calculate velocity ratio?

A

1

B

2

C

3

D

4

Question 23 1 Marks

What is the S.I unit of heat?

A

Calorie

B

Joule

C

Centigrade heat unit

D

British thermal unit

Question 24 1 Marks

What is the boiling point of water in fahrenheit scale?

A

212 Degree F

B

180 Degree F

C

112 Degree F

D

100 Degree F

Question 25 1 Marks

Which type of heat transmission takes place through physical contact?

A

Conduction

B

Convection

C

Radiation

D

Reflection