In a hydrogen tube it is observed that through a given cross-section 3.13 × 10¹⁵ electrons per sec moving from right to left and 3.12 × 10¹⁵ protons per sec are moving from left to right. The electric current in the discharge tube and its direction is

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away

An Intiative by Sri Chaitanya

1 mA towards left

1 mA towards right

1.6 $μ$ A towards right

1.6 $μ$ A towards left

answer is D.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

$I = I_{e} + I_{P} (from left to right electron) I = 3.13 \times 10^{15} \times 1.6 \times 10^{- 19} + 3.12 \times 10^{15} \times 1.6 \times 10^{- 19} I = 1 mA towards right$

Watch 3-min video & get full concept clarity

Result Producing online coaching for JEE/NEET of south India

Largest All India Test Series for JEE/NEET

Best Online Course for IIT JEE

Best Online Course for NEET

Best Online Course for CBSE

Best Courses for You

JEE

NEET

Foundation JEE

Foundation NEET

CBSE

Get Expert Academic Guidance – Connect with a Counselor Today!