A thin convex lens of refractive index 1.5 has 20 cm focal length in air. If the lens
A thin convex lens of refractive index 1.5 has 20 cm focal length in air. If the lens is completely…
7 years ago
AIIMS2012
A step down transformer is used on a 1000 V line to deliver 20 A at 120 V
A step down transformer is used on a 1000 V line to deliver 20 A at 120 V at the…
7 years ago
6Ω and 12Ω resistors are connected in parallel. This combination is connected
6Ω and 12Ω resistors are connected in parallel. This combination is connected in series with a 10 V battery and…
7 years ago