Download App

STD 12 - 4. Moving charges and magnetism — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 4. Moving charges and magnetism4 Marks
MCQ
A vertical straight conductor carries a current vertically upwards. A point $P$ lies to the east of it at a small distance and another point $Q$ lies to the west at the same distance. The magnetic field at $P$ is
  • A
    Greater than at $Q$
  • ✓
    Same as at $Q$
  • C
    Less than at $Q$
  • D
    Greater or less than at $Q$ depending upon the strength of the current
✓

Answer

Correct option: B.
Same as at $Q$
b
(b) If distance is same field will be same

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

The root mean square value of the alternating current is equal to
→
The length of a potentiometer wire is $1200\; \mathrm{cm}$ and it carries a current of $60 \;\mathrm{mA}$. For a cell of $emf\;5\; \mathrm{V}$ and intemal resistance of $20\; \Omega,$ the null point on it is found to be a $1000\; \mathrm{cm} .$ The resistance of whole wire is .............. $\Omega$
→
A $p-n$ photodiode is made of a material with a band gap of $2.0\, eV.$ The minimum frequency of the radiation that can be absorbed by the material is nearly 
→
Graph of specific heat at constant volume for a monoatomic gas is
→
The period of oscillation of a simple pendulum in the experiment is recorded as $2.63\, s, 2.56 s, 2.42\, s, 2.71\, s$ and $2.80 \,s$ respectively. The average absolute error is ......... $s$
→
If $g \propto \frac{1}{{{R^3}}}$ (instead of $\frac{1}{{{R^2}}}),$ then the relation between time period of a satellite near earth's surface and radius $R$ will be
→
A simple pendulum is suspended in a lift which is going up with an acceleration $5\ m/s^2$. An electric  field of magnitude $5 \ N/C$ and directed vertically upward is also present in the lift. The charge of the bob is $1\ mC$ and mass is $1\ mg$. Taking $g = \pi^2$ and length of the simple pendulum $1\ m$, the time period of the simple pendulum is ......$s$
→
A particle of mass $m$ performs $SHM$ along a straight line with frequency $f$ and amplitude $A.$
→
A sample of radioactive element containing $4 \times 10^{16}$ active nuclei. Half life of element is $10$ days, then number of decayed nuclei after $30$ days is  ........ $\times 10^{16}$ 
→
In the circuit shown in the figure neglecting source resistance the voltmeter and ammeter reading will respectively be 
→