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ETO 36 Windlass

Total questions: 10

Worksheet time: 8mins

Name
Class
Date
1.

How does the anchor is dropped for anchoring the vessel?

a)

Due to gravity by releasing the brake

b)

By reversing the pole of motor

c)

By changing the position of directional control valve to reverse flow of hydraulic oil

d)

all are wrong

2.

Among the following, which is used to handle the anchor?

a)

Windlass

b)

Mooring winch

c)

Both

3.

Hydraulic  motor  can  operate  at  very  low  speeds  even  at  ___ rpm, there by  building a  very  high  torque

a)

10000-20000

b)

1000-2000

c)

500-600

d)

5-10

4.

The lower speed gives ____.

a)

less torque

b)

more toque

c)

more torque

d)

all are correct

5.

In 4/3 bi-directional control valve, how many ports are present?

a)

2

b)

3

c)

4

d)

8

6.

As per  class  rules  _____  has  also  to  be  included  for  safety, since  electrical  safety cut outs  are  time  based in case of electrically operated windlass.

a)

over frequency electrical trip

b)

underload slip clutch

c)

overload electrical trip

d)

an  over load  slip  clutch

7.

____  windlass  and  mooring  winch   has  its own limitations  and  are  used  only  on  small ships.

a)

Hydraulically operated

b)

Electrically operated

c)

Oil operated

d)

All are correct

8.

Hydraulic motor converts ___ energy into ___ energy.

a)

mechanical, hydraulic

b)

mechanical, electric

c)

hydraulic, mechanical

d)

electric, hydraulic

9.

In 5/3 bi-directional control valve, how many spool positions are possible?

a)

5

b)

3

c)

2

d)

10

10.

An expansion tank located  on  the  forecastle  deck  to  give  a good  ___  to  the  oil  to  flow in the hydraulically operated windlass.

a)

head

b)

heat

c)

temperature

d)

pause