SSC JE Mock Test 2 - Online MCQ Exam

Laminations of core are generally made of________________?

1 Mark(s)

Your Answer:

case iron case iron
carbon carbon
silicon steel silicon steel
stainless steel stainless steel

Ultimate analysis of fuel is determination of percentage of____________________?

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Your Answer:

carbon, hydrogen, nitrogen, sulphur, moisture
fixed carbon, ash, volatile matter, moisture
higher calorific value B. lower calorific value
best analysis best analysis

If the rivets in adjacent rows are staggered and the outermost row has only one rivets, the arrangement of the rivets is called

1 Mark(s)

Your Answer:

Chain riveting Chain riveting
Zigzag riveting Zigzag riveting
Diamond riveting Diamond riveting
Crisscross riveting Crisscross riveting

For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then_________________?

1 Mark(s)

Your Answer:

bigger cabinet should be used bigger cabinet should be used
smaller cabinet should be used smaller cabinet should be used
perfectly tight vapour seal should be used
refrigerant with lower evaporation temperature should be used

Effect of a force on a body depends upon its

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Your Answer:

Direction Direction
Magnitude Magnitude
Position Position
All the above All the above

Evaporative capacity of boiler is expressed as____________________?

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Your Answer:

kg of steam produced kg of steam produced
steam pressure produced steam pressure produced
kg of fuel fired kg of fuel fired
kg of steam produced per kg of fuel fifed
kg of water evaporated kg of water evaporated

Which of the following pumps in used to pump sewage solids with liquid sewage without clogging the pump is ?

1 Mark(s)

Your Answer:

Centrifugal pump Centrifugal pump
Pneumatic ejector Pneumatic ejector
Reciprocating pump Reciprocating pump
None of these None of these

The process of decarbonising the pig iron completely and then adding proper percentage of carbon for manufacturing steel, is called

1 Mark(s)

Your Answer:

Cementation process Cementation process
Crucible process Crucible process
Bessemer process Bessemer process
Open hearth process Open hearth process

If TL is the largest allowable event occurrence time, total activity slack (s) is equal to__________________?

1 Mark(s)

Your Answer:

latest start time – earliest start time
latest finish time – earliest finish time (EFT)
TL-EFT TL-EFT
all of the above all of the above

In a certain five-step R/2R ladder network, the smallest resistor value is 1 kΩ. The largest value is___________?

1 Mark(s)

Your Answer:

Indeterminable Indeterminable
2 kΩ 2 kΩ
10 kΩ 10 kΩ
20 kΩ 20 kΩ

Imhoff cone is used to measure________________?

1 Mark(s)

Your Answer:

Total organic solids Total organic solids
Total solids Total solids
Total in organic solids Total in organic solids
Settleable solids Settleable solids

If ‘Hs’ is the significant wave height, then the average wave height and highest wave height respectively are given by

1 Mark(s)

Your Answer:

0.6 Hs and 1.67 Hs 0.6 Hs and 1.67 Hs
0.6 Hs and 1.87 Hs 0.6 Hs and 1.87 Hs
1.27 Hs and 1.87 Hs 1.27 Hs and 1.87 Hs
1.27 Hs and 1.67 Hs 1.27 Hs and 1.67 Hs

Dynamic viscosity of most of the gases with rise in temperature___________________?

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Your Answer:

increases increases
decreases decreases
remains unaffected remains unaffected
unpredictable unpredictable
none of the above none of the above

A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is

1 Mark(s)

Your Answer:

400 Ohms 400 Ohms
600 Ohms 600 Ohms
800 Ohms 800 Ohms
1000 Ohms 1000 Ohms

E.m.f. of a Weston cell is accurately measured by

1 Mark(s)

Your Answer:

electrostatic voltmeter electrostatic voltmeter
hot wire voltmeter hot wire voltmeter
isothermal voltmeter isothermal voltmeter
electrodynamic voltmeter electrodynamic voltmeter

In a vapour compression system, the condition of refrigerant before passing through the condenser is

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Your Answer:

Saturated liquid Saturated liquid
Wet vapour Wet vapour
Dry saturated vapour Dry saturated vapour
Superheated vapour Superheated vapour

The amplifier gain varies with frequency. This happens mainly due to

1 Mark(s)

Your Answer:

Miller effect Miller effect
Presence of external and internal capacitance
Logarithmic increase in its output Logarithmic increase in its output
Inter stage transformer Inter stage transformer

_______ brushes are fragile and cause excessive wear of commutator,

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Your Answer:

Natural graphite Natural graphite
Hard carbon Hard carbon
Electro graphitic Electro graphitic
Metal graphite Metal graphite

In case of a flat compounded generator

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Your Answer:

Voltage generated is less than the rated voltage
Generated voltage is proportional to the load on the generator
Voltage remains constant irrespective of the load
Speed varies in proportion to the load on the generator

The normal stress in a fluid will be constant in all directions at a point only if__________________________?

1 Mark(s)

Your Answer:

it is incompressible it is incompressible
it has uniform viscosity it has uniform viscosity
it has zero viscosity it has zero viscosity
it is frictionless it is frictionless
it is at rest it is at rest

How many commandments are given in PEC Code of Ethics?

1 Mark(s)

Your Answer:

20 20
30 30
10 10
05 05

The most commonly used retarder in cement is_________________?

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Your Answer:

gypsum gypsum
calcium chloride calcium chloride
calcium carbonate calcium carbonate
none of the above none of the above

In the transformer following winding has got more cross-sectional area

1 Mark(s)

Your Answer:

Low voltage winding Low voltage winding
High voltage winding High voltage winding
Primary winding Primary winding
Secondary winding Secondary winding

In main line service as compared to urban and suburban service______________?

1 Mark(s)

Your Answer:

distance between the stops is more distance between the stops is more
maximum speed reached is high maximum speed reached is high
acceleration and retardation rates are low
all of the above all of the above

An ammeter is connected in __________ with the circuit element whose current we wish to measure?

1 Mark(s)

Your Answer:

Series Series
Parallel Parallel
Series or parallel Series or parallel
None of the above None of the above

The Thevenin equivalent voltage (VTH) is the short-circuit voltage between two terminals in a circuit.

1 Mark(s)

Your Answer:

True True
False False

What is defined as the certificate of indebtedness of corporation usually for a period not less than 10 years and guaranteed by a mortgage on certain assets of a corporation ?

1 Mark(s)

Your Answer:

Bond Bond
T-bills T-bills
Stock Stock
Promissory note Promissory note

When a body is placed over a liquid, it will float if

1 Mark(s)

Your Answer:

Gravitational force is equal to the up-thrust of the liquid
Gravitational force is less than the up-thrust of the liquid
Gravitational force is more than the up-thrust of the liquid
None of the above None of the above

A diathermic wall is one which____________________?

1 Mark(s)

Your Answer:

prevents thermal interaction prevents thermal interaction
permits thermal interaction permits thermal interaction
encourages thermal interaction encourages thermal interaction
discourages thermal interaction discourages thermal interaction

The total resistance of a series circuit is equal to the difference between the largest and smallest value resistors.

1 Mark(s)

Your Answer:

True True
False False

Specific energy consumption is least in ________________ service?

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Your Answer:

main line main line
urban urban
suburban suburban

Which of the following compounds is widely used for algae control ?

1 Mark(s)

Your Answer:

sodium sulphate sodium sulphate
copper sulphate copper sulphate
sodium chloride sodium chloride
calcium chloride calcium chloride

The depth of the ground water table may be ascertained by

1 Mark(s)

Your Answer:

Looking through the well in the vicinity
Standing on the well in the vicinity Standing on the well in the vicinity
Measuring the depth of water in the well
None of the above None of the above

select the only wrong statement?

1 Mark(s)

Your Answer:

similar charges repel each other similar charges repel each other
dissimilar charges attract each other dissimilar charges attract each other
repulsion is the sure test of electrification
an electrically neutral body is repelled both positively and negatively charged bodies

Fish plate is in contact with rail at________________?

1 Mark(s)

Your Answer:

web of rail web of rail
fishing plane fishing plane
head of rail head of rail
foot of rail foot of rail

In jet propulsion power unit, the inlet duct of diverging shape is used in order to

1 Mark(s)

Your Answer:

Collect more air Collect more air
Convert kinetic energy of air into pressure energy
Provide robust structure Provide robust structure
Beautify the shape Beautify the shape

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SSC JE Mock Test 2 : Question 1 of 36