1
GATE ECE 2009
MCQ (Single Correct Answer)
+1
-0.3

A fully charged mobile phone with a 12 V battery is good for a 10 minute talk-time. Assume that, during the talk-time, the battery delivers a constant current of 2 A and its voltage drops linearly from 12 V to 10 V as shown in the figure. How much energy does the battery deliver during this talk-time?

GATE ECE 2009 Network Theory - Network Theorems Question 5 English
A
220 J
B
12 kJ
C
13.2 kJ
D
14.4 kJ
2
GATE ECE 2009
MCQ (Single Correct Answer)
+2
-0.6
An AC source of RMS voltage $$20$$ $$V$$ with internal impedance $${Z_s} = \left( {1 + 2j} \right)\Omega $$ feeds a load of impedance $${Z_L} = \left( {7 + 4j} \right)\Omega $$ in the figure below. The reactive power consumed by the load is GATE ECE 2009 Network Theory - Sinusoidal Steady State Response Question 26 English
A
$$8$$ VAR
B
$$16$$ VAR
C
$$28$$ VAR
D
$$32$$ VAR
3
GATE ECE 2009
MCQ (Single Correct Answer)
+1
-0.3
If the transfer function of the following network is $$\,{{{V_0}(s)} \over {{V_i}(s)}} = {1 \over {2\, + \,sCR}}$$ GATE ECE 2009 Network Theory - Two Port Networks Question 35 English

The value of the load resistance $${R_L}$$ is

A
R/4
B
R/2
C
R
D
2R
4
GATE ECE 2009
MCQ (Single Correct Answer)
+1
-0.3
The Fourier series of a real periodic function has only

P. Cosine terms if it is even

Q. Sine terms if it is even

R. Cosine terms if it odd

S. Sine terms if it is odd

Which of the above statement are correct?
A
P and S
B
P and R
C
Q and S
D
Q and R
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