Problem 0003
If r2 = x2 + y2 + z2, then prove that
Answer:
Let
There fore
_-_{\tan_-{_-_1}}\left(_{{p_\over_{{z-2}}}}_\right).jpg "= {\tan ^{ - 1}}\left( {{{{z^2}} \over k}} \right) + {\tan ^{ - 1}}\left( {{p \over {{z^2}}}} \right)")
Class XII: Economic Geography Syllabus
Q.The input impedance of the permanent magnet moving coil (PMMC) voltmeter is infinite. Assuming that the diode shown in the figure below is ideal, the reading of the voltmeter in Volts is
[GATE 2013]
A. 4.46
B. 3.15
C. 2.23
D. 0
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