A
B
C
D
Text Solution
Verified by Experts
The correct Answer is:
AAKASH SERIES-CURRENT ELECTRICITY-EXERCISE - III
- The current density varies with radial distance r as J=ar^(2) in a cyl...
Text Solution
|
- A n-type silicon sample of width 4xx10^(-3)m, thickness 25xx10^(-5)m a...
Text Solution
|
- A hollow cylinder (rho=2.2xx10^(-8)Omega-m) of length 3 m has inner an...
Text Solution
|
- n conducting wires of same dimension but having resitives 1,2,3,…..n a...
Text Solution
|
- The sides of rectangular block are 2cm, 3cm and 4 cm. The ratio of the...
Text Solution
|
- Resistance of a wire is 8Omega. It is drawn in such away that it exper...
Text Solution
|
- A potential difference is applied between the ends of a conductor of u...
Text Solution
|
- A potential difference of 30V is applied between the ends of a conduct...
Text Solution
|
- An electrical cable of copper has just one wire of radius 9 mm. Its re...
Text Solution
|
- Find the value of colour coded resistance shown is fig
Text Solution
|
- The colour coded carbon resistance has three bands. The bands from lef...
Text Solution
|
- A carbon resistor of (47pm 4.7)kOmega is to marked with rings of diffe...
Text Solution
|
- Two wires A and B of same material having their lengths in the ratio 6...
Text Solution
|
- Three resistance 2Omega, 3Omega and 5Omega are connected in series and...
Text Solution
|
- Two resistance of 400Omega and 800Omega are connected I series with 6...
Text Solution
|
- In the steady state, the charge on the capacitor capacity 0.2muF is
Text Solution
|
- In the given circuit Ammeter reading is same when both switches S(1), ...
Text Solution
|
- The resistance of the wire is 121 ohm. It is divided into .n. equal pa...
Text Solution
|
- Three unequal resistor in parallel are equivalent to a resistance 1Ome...
Text Solution
|
- Two square metal plates A and B are of the same thickness and material...
Text Solution
|