Practice 2

13 Animated Videos | 13 Structured Questions.

Download App to learn for free.
20

L for the bulb to operate at its rated power ?

3 Min | 1MB #Intermediate
21

Bulb (5W, 10A) operates at 130 V (rms) and 100 rad/s. L ?

2 Min | 1MB #Intermediate
22

Vo = 120 V , f = 60 Hz , R = 60 , XL = 80 , Xc = 160.

? Cnew for Pmax ?

2 Min | 1MB #Intermediate
23

R for Pmax ? Wattless I at Max power ?

2 Min | 1MB #Intermediate
24

Wires have equal and opp ac. Equation of current in circuit ?

2 Min | 2MB #Advanced
25

Ring is rotating in external Mag Field. Find

1 Min | 1MB #Advanced
26

i (t) = I1 cos wt + I2 sin wt. Irms ?

1 Min | 1MB #Advanced
27

Effective value of i3 ?

1 Min | 1MB #Advanced
28

Ic ? IL ? Io ? Resonant Freq ? Z at Resonance ?

7 Min | 4MB #Advanced
29

Io, PHI ? in terms of R , XC , XL and Vo

2 Min | 1MB #Advanced
30

IRL ? IRC ? PHI ? Io ? RL and RC for resonance at all f ?

6 Min | 3MB #Advanced
31

Io ? PHI ? VR1 and VR2 ?

5 Min | 2MB #Advanced
32

Condition for PHI = zero at all frequencies ?

6 Min | 4MB #Advanced
Visual Physics
Download App
Visual Physics
Download App

Revolutionary course to crack JEE Main & Advanced and NEET Physics in easiest way possible.

Menu

links

Download App

google-play-store-link microsoft-store-link google-play-store-link
© Visual Physics