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In the adjoining circuit the voltmeter whose reading will be zero at resonance
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Mar 20, 2022
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12th Physics
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varun
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marks1
chapter6
#mcq
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In the adjoining figure the impedance of the circuit will
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Mar 20, 2022
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12th Physics
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marks1
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Is it
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Mar 20, 2022
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chapter6
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If `I=2sqrtt` ampere then calculate average and rms values over `t = 2 to 4
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Mar 20, 2022
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varun
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marks1
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Find the time required for 50Hz alternating current to change its value from zero to rms
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Mar 20, 2022
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12th Physics
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varun
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marks1
chapter7
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If `E=20 sin (100pit)` volt then calculate value of E at `t=1/600
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Mar 20, 2022
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12th Physics
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varun
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marks1
chapter7
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A periodic voltage wave form has been shown in fig. Determine. (a) Frequency of the wave form. (b) Average
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Mar 20, 2022
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12th Physics
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marks1
chapter7
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If `I=I_0sin omegat, E = E_0 cos [omegat+pi/3]`. Calculate phase difference between `E and
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Mar 20, 2022
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12th Physics
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varun
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marks1
chapter7
#sub
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If `E=500 sin (100 pit)` volt then calculate time taken to reach from zero to
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Mar 20, 2022
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12th Physics
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marks1
chapter7
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If Phase Difference between `E and I` is `pi/4 and f = 50 Hz` then calculate time
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Mar 20, 2022
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12th Physics
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marks1
chapter7
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What is the inductive reactance of a coil if the current through it is 20 mA and voltage across it is 100
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Mar 20, 2022
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marks1
chapter7
#sub
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The reactance of capacitor is 20 ohm. What does it
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Mar 20, 2022
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marks1
chapter7
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What will be its reactance if frequency of AC is
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marks1
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What will be its, reactance when connected in DC circuit? What is its
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Mar 20, 2022
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12th Physics
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marks1
chapter7
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A capacitor of 50 pF is connected to an a.c. source of frequency 1kHz Calculate its
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Mar 20, 2022
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12th Physics
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marks1
chapter7
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In given circuit applied voltage `V = 50sqrt2 sin 100pit` volt and ammeter reading is 2A then calculate value of
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Mar 20, 2022
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12th Physics
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varun
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marks1
chapter7
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Calculate the impedance of the circuit shown in the
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Mar 20, 2022
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12th Physics
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marks1
chapter7
#sub
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If `X_L = 50Omega and X_C = 40 Omega.` Calculate effective value of current in given
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Mar 20, 2022
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12th Physics
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marks1
chapter7
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In given circuit calculate, voltage across
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Mar 20, 2022
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marks1
chapter7
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In given circuit find out (i) impedance of circuit (ii) current in
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Mar 20, 2022
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12th Physics
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marks1
chapter7
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