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HPCL EE Mock-Test 2

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Question 1

Six students A, B, C, D, E, F are sitting on the ground. A and B belong to Ruby House, while the rest belong to Emerald House. D and F are tall, while others are short. C and D are wearing glasses, while others are not wearing. Which student of Emerald house who is tall and wearing glass?

Question 2

The sum of two numbers is 45. Their difference is of their sum. Their L.C.M. is

Question 3

Identify the segment in the sentence which contains grammatical error

I had to hold on to the wall to steady itself or I could have fallen.

Question 4

In the following question, select the related number from the given alternatives.

9 : 738 : : 7 : ?

Question 5

A milk seller has a milk of Rs. 100 per liter. In what ratio should water be mixed in that milk so that after selling the mixture at Rs. 80 per liter, he may get a profit of 50%?

Question 6

Choose the most appropriate option to change the voice (active/passive) form of the given sentence.

They considered it an impressive building.

Question 7

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

1, 4, 13, 40, 121, ?

Question 8

A, B and C started a business with their capitals in the ratio 2 : 3 : 5. A increased his capital by 50% after 4 months, B increased his capital by  after 6 months and C withdrew 50% of his capital after 8 months, from the start of the business. If the total profit at the end of a year was Rs. 86,800, then the difference between the shares of A and C in the profit was:

Question 9

Reduction in the capacitance of a capacitor-start motor, results in reduced

Question 10

What type of EMF is induced in Generators ?

Question 11

With increase in frequency of the supply which of the following is true with respect to skin effect:

Question 12

In speech signal processing, pitch is

Question 13

Hydrometer is used to determine

Question 14

A communication device that combines transmissions from several I/O devices into one line is

Question 15

For the BJT shown in the figure, identity the region of openation. Assume β is very large.

Question 16

What is the correct sequence of converting analog signal to digital signal?

Question 17

In hot wire instruments the sensing wire is made of

Question 18

A 200V DC shunt motor with an armature resistance of 1 Ω has a full load current 40A. Find the ratio of the stalling Torque to the full load Torque when a resistance of 2Ω is connected in series with the armature.

Question 19

An electromagnetic field is said to be conservative when

Question 20

If the fault current is 2000 A, the relay setting 50% and C.T. ratio is 400/5. The plug setting multiplier is
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