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EKT EC 2018 Quiz 2

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Question 1

In any G.P. the first term is 2 and last term is 512 and common ratio is 2, then 5^th term from end is-

Question 2

A 16 mA current source has an internal resistance of 10 Kilo ohms. How much current will flow in a 2.5 Kilo ohms load connected across its terminals?

Question 3

A four-stage amplifier has voltage gains

and

, fifth stage is added and the overall voltage gain becomes

.The voltage gain of the fifth stage is

Question 4

A bead of mass m is located on a parabolic wire with its axis vertical and vertex at the origin as shown in figure and whose equation is x² = 4ay. The wire frame is fixed and the bead can slide on it without friction. The bead is released from the point y = 4a on the wire frame from rest. The tangential acceleration of the bead when it reaches the position given by y = a is -

Question 5

For microwave measurement by measurement of VSWR, which of the following is not true?

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ESE & GATE EC General

Feb 14ESE & GATE EC