Placement Papers: ISRO Paper on 22nd Apr at Chennai
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if diameter of antenna increase by 3, then gain of the antenna will be

increase by 3

decrease by 3

no change in gain


more number of problem from zener diode…

vector sum from plus two book.

simple problem from parallel and series connection of resistor…

plus two matrix problem 1 a b + c 1 b a + c 1 c b + a ans: Zero

solve (D2 + 16) y = cos4x ans: y = 4x + Bsin 4x + x/8 sin 4x

in half adder circuit… What are the gates used?

conversion problem fron digital systems octal to binary 66.3 (octal) to binary

formula for cos ax =? in terms of expo ans: Iaxiax (e + e)/2

what is the o/p of 4: 1 MUX?

enegry stored in variable capacitor and constant voltage… Ans: 2 and 0.5CV

WHICH OF THE FOLLOWING OSILLATOR HAVE HIGH ACCURACY? refer all the osillator

they given a circuit, which convert binary to…

BCD

excess 3

gray

none of these


output impedance of ideal opamp is… ans: Zero.

which one of the following is correct formula? choice are simple formula like V = IR, F = eE, etc…

three problems from RLC ckt