1
GATE EE 2001
MCQ (Single Correct Answer)
+2
-0.6
A $$100$$ $$\mu A$$ ammeter has an internal resistance of $$100\,\Omega $$. For extending its range to measure $$500$$ $$\mu A$$, the shunt required is of resistance (in $$\Omega $$)
A
$$20.0$$
B
$$22.22$$
C
$$25.0$$
D
$$50.0$$
2
GATE EE 1999
MCQ (Single Correct Answer)
+2
-0.6
A current of $$\left[ {2 + \sqrt 2 \sin \left( {314t + 30} \right) + 2\sqrt 2 \cos \left( {952t + 45} \right)} \right]$$ is measured with a thermocouple type. $$5A$$ full scale, class $$1$$ meter. The meter reading would like in the range,
A
$$5A \pm 1\% $$
B
$$\left( {2 + 3\sqrt 2 } \right)A \pm 1\% $$
C
$$3A \pm 1.7\% $$
D
$$2A \pm 0.5\% $$
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