MCQ
Which of the following particles will experience maximum magnetic force circle when projected with the same velocity perpendicular to a magnetic field?
- AElectron
- BProton
- ✓$He^+$
- D$Li^{++}$
✓
Answer
Correct option: C.
$He^+$
$|\text{F}|=|\text{qVB}|$
charge of $Li^{++} >$ charge of $( He^+,$ proton, electron$)$
charge of $Li^{++} >$ charge of $( He^+,$ proton, electron$)$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The self induction takes place when magnetic flux through a coil:
Carbon, silicon and germanium have four valence electrons each. At room temperature the appropriate statement is:
In a wave, the path difference corresponding to a phase difference of $f$ is
→In hydrogen atom, if the difference in the energy of the electron in n = 2 and n = 3 orbits is E, the ionization energy of hydrogen atom is (a) 13.2 E(b) 7.2 E(c) 5.6 E (d) 3.2 E
In Thomson's experiment if the value of q/m is the same for all positive ions striking the photographic plate, then the trace would be(a) Straight line(b) Parabolic(c) Circular(d) Elliptical
If in a coil rate of change of area is $5 m^2/$milli second and current become $1$ amp from $2$ amp in $2 \times 10^{-3}$ sec. If magnitude of field is $1$ tesla then self inductance of the coil is
→When a point source of monochromatic light is at a distance of 0.2 m from a photoelectric cell, the cut-off voltage and the saturation current are 0.6 volt and 18 mA respectively. If the same source is placed 0.6 m away from the photoelectric cell, then(a) The stopping potential will be 0.2 V(b) The stopping potential will be 0.6 V(c) The saturation current will be 6 mA(d) The saturation current will be 18 mA
In the circuit shown in Fig., if the diode forward voltage drop is $0.3V,$ the voltage difference between $A$ and $B$ is:
→The inability of a lens to bring all the rays coming from a point object to focus at one single point is called:
The radiant energy of the sun results from: