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LMRC JE EC 2018: Mini Mock Quiz 3

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Question 1

Select the related letter/word/number from the given alternatives.

Life starts : Embryo : : Life ends : ?

Question 2

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

_bc c _ a abc _ ba ab _

Question 3

Where are programs and data to be used by the computer available?

Question 4

What is 'Biodiversity'?

Question 5

One of the following Chief Ministers received the Highest Civilian Award “Bharat Ratna”

Question 6

A company employed 200 workers to complete a certain work in 150 days. If only one forth of the work has been done in 50 days, then in order to complete the whole work in time, the number of additional workers to be employed was

Question 7

The average of five consecutive positive integers is n. If the next two integers are also included, then the average of all these integers will

Question 8

A boatman rows 1 km in 5 minutes, along the stream and 6 km in 1 hour against the stream. The speed of the stream is

Question 9

If a half-wave rectifier has a ripple voltage of 30 V, the ripple voltage in the equivalent full-wave rectifier is

Question 10

The circuit shown in Fig. contains two diodes with a forward resistance of 50 and with infinite reverse resistance. The current through 100 resistance is

Question 11

A charge moving with a velocity Description: Description: Description: E:\Gate\SSC-JE Electrical - Part 1\7_Magnetism-and-Electromagnetism-final_files\image272.png in X-direction is subjected to a magnetic field of intensity Description: Description: Description: E:\Gate\SSC-JE Electrical - Part 1\7_Magnetism-and-Electromagnetism-final_files\image093.png in the negative direction of X. As a result, the charge will

Question 12

In a full wave rectifier with input frequency of 50 Hz,the frequency of the output is:

Question 13

The circuit shown in figure is best described as a:

                

Question 14

In amplitude modulation AM, if modulation index ismore than 100% then:

Question 15

The Ku frequency band used in satellite communication (for uplink and downlink) is:

Question 16

An eight bit digital data 10101100 is fed to an ADC. The reference voltage is +10V. The analog output voltage will be:

Question 17

PLAs, CPLDs, and FPGAs are all which type of device?

Question 18

The line of sight communication requires transmit and receive antenna to face each other. If the transmit antenna is vertically polarized, for the best reception the receive antenna should be:

Question 19

To find current in a resistance connected in a network,Thevenin's theorem is used VTH = 20 V and RTH = 5 Ω.
The current through the resistance:

Question 20

Find i(t) if
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Nov 28ESE & GATE EC