Example 1 · difficulty 1/5
Which expression defines the magnitude of mobility μ of charge carriers in terms of drift speed v_d and electric-field magnitude E?
- A. μ = E/v_d²
- B. μ = v_d/E
- C. μ = Ev_d
- D. μ = 1/(Ev_d)
2019 source guide · Physics
NEET 2019 Physics Current Electricity Questions
Connect the official 2019 paper with current Physics practice without labelling original previews as PYQs.
250 original questions · explicit provenance labels
PhysicsPlate 49
NeetVellum atlas · fig. physics
49
What to master
circuits, cells, resistance combinations, metre bridges and electrical power.
Original practice preview
These are current-syllabus NeetVellum questions, shown separately from historical-paper provenance.
Example 2 · difficulty 2/5
If n is the number of free electrons per unit volume and v_d is the magnitude of their drift velocity, which expression gives the magnitude of current density?
- A. J = eAv_d
- B. J = nAv_d
- C. J = nev_d
- D. J = neA/v_d
Example 3 · difficulty 2/5
For an isotropic ohmic conductor, which relation is the microscopic form of Ohm's law? Here J is current density, E is electric field and σ is conductivity.
- A. J = E/σ²
- B. J = σ/E
- C. J = E²/σ
- D. J = σE
The evidence-first practice loop
- 1. Verify provenanceOfficial paper and final key before accepting a PYQ label.
- 2. Attempt closed-bookExpose the concept or execution gap before rereading.
- 3. Repair and returnClassify the miss and re-practice after a delay.
Canonical chapter practice
Frequently asked questions
Are these official NEET 2019 Physics Current Electricity PYQs?
No. The previews are original NeetVellum practice questions. A historical item receives a PYQ label only after its official paper and authoritative final answer key are attached. Use the official archive for the source paper.
How should I use the NEET 2019 paper?
Solve the official paper under its original timing, verify against the final key, classify every miss, and then use the linked current-syllabus practice bank to repair the exposed concept.