A magnet does not attract nickel iron copper iron and copper Only copper is non-

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Correct Answer

copper

Explanation

Only copper is non-magnetic.

More questions

2. The load impedance Z_L of a CE amplifier has R and L in series. The phase difference between output and input will be
Options
A. 180�
B. 0
C. more than 90� but less than 180�
D. more than 180� but less than 270�

3. A pole zero pattern of a certain filter is shown in figure. This filter must be
Options
A. LPF
B. BFP
C. HPF
D. APF

4. To evaluate X = (A + B + 1.2) * (A + B - C) the sequence of operation is
Options
A. + + + - * =
B. * + + + - =
C. + + - * + =
D. - + + + * =

5. A digital voltmeter has a read out range from 0 to 999 counts. If the full scale reading is 9.999 V, the resolution is
Options
A. 1 V
B. 0.01 V
C. 1 mV
D. 1 ?V

6. The 'h' parameters of the circuit shown in the figure are h_ib = 25 ?, h_fb = 0.999 and h_ob = 10^-6? The Voltage gain is
Options
A. 0.99
B. 1.98
C. 2.0
D. 4

7. Two semiconverters are connected in series to form a single phase series converter. The input v = V_m sin ?t and a₁ = a₂ are the firing angles of the two converters. If a₁ = a₂ = 0, the dc output voltage is
Options
A.
B.
C.
D.

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