1
GATE EE 2011
MCQ (Single Correct Answer)
+1
-0.3
Consider the following statement:
(i) The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the current coil.
(ii) The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the voltage coil circuit.
A
(i) is true but (ii) is false
B
(i) is false but (ii) is true
C
both (i) and (ii) are true
D
both (i) and (ii) are false
2
GATE EE 2011
MCQ (Single Correct Answer)
+1
-0.3
A dual trace oscilloscope is set to operate in the ALTernate. The control input of the multiplexer used in the y-circuit is fed with a signal having a frequency equal to
A
the highest frequency that the multiplexer can operate properly
B
twice the frequency of the time base (sweep) oscillator
C
the frequency of the time base (sweep) oscillator
D
half the frequency of the time base (sweep) oscillator
3
GATE EE 2011
MCQ (Single Correct Answer)
+2
-0.6
A $$4\,{1 \over 2}$$ digit $$DMM$$ has the error specification as $$0.2$$% of reading $$+10$$ counts. If a dc voltage of $$100$$ $$v$$ is read on its $$200$$ $$V$$ full scale. The maximum error that can be expressed in the reading is _______.
A
$$ \pm \,\,0.1\% $$
B
$$ \pm \,\,0.2\% $$
C
$$ \pm \,\,0.3\% $$
D
$$ \pm \,\,0.4\% $$
4
GATE EE 2011
MCQ (Single Correct Answer)
+1
-0.3
A 4–point starter is used to start and control the speed of a
A
dc shunt motor with armature resistance control
B
dc shunt motor with field weakening control
C
dc series motor
D
dc compound motor
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12