Categories > Dual Nature of Radiation and Matter > Cathode Rays and Positive Rays > A cathode emits electrons per second, when heated. When 400V is applied to anode all the emitted electrons reach the anode. The charge on electron is $1.6 \times {10^{ - 19}}C$. The maximum anode current is

Dual Nature of Radiation and Matter

Question: A cathode emits electrons per second, when heated. When 400V is applied to anode all the emitted electrons reach the anode. The charge on electron is $1.6 \times {10^{ - 19}}C$. The maximum anode current is


1) $2.7\mu A$
2) $29\mu A$
3) $72\mu A$
4) 29 mA
Solution: Explanation: No Explanation
Cathode Rays and Positive Rays

Rate this question:

★ ★ ★ ★ ★

Average rating: (0 votes)

Previous Question Next Question

Related Questions