Time Left - 15:00 mins
AIIMS 2019 Physics Current Electricity Revision Quiz 1
Attempt now to get your rank among 238 students!
Question 1
If an electron passes through a wire as shown in figure. If current is induced in the loop A, what is its direction?
Question 2
The current flowing through the wire varies with time according to the equation i = 4t + 7. What will be the quantity charge passing through the cross sectional area of wire during the time interval from t=3 s to t=6s?
Question 3
What will be the amount of current flowing through live wire at time t= 3 s, if the charge passing through the cross section of wire is given by Q = 10t2 + 2t + 9?
Question 4
What will be the current density in a copper wire, if the resistivity of coper conductor is 2 × 10−8 Ω m and electric field is 1000 v/m?
Question 5
What will be the percentage change in resistance of a wire, if it is stretched in Universal Testing Machine in order to change its diameter by 0.5%?
Question 6
In which of the following combination of length and cross-sectional area of wire, resistance will be minimum?
Question 7
When a 20 m long wire having resistance 15 Ω is uniformly stretched by 50%, then what will be the change in resistance?
Question 8
If a current of 4 A is passed through an electric bell having internal resistance of 10 Ω, then at what voltage the bell would ring perfectly?
- 238 attempts
- 5 upvotes
- 5 comments
Tags :
May 15NEET & AIIMS
