Physics 2nd Paper MCQ-Jessore Board-2019

1. Which particle is known as 'God Particle'?

2. How many kinds of diffractions are?

3. Which is the ice point at Kelvin scale?

4. Which colour of light has the longest wave length?

5. An electron of speed $5 \times 10^{7} \mathrm{~ms}^{-1}$ is moving perpendicularly with a magnetic field of $0.5 \mathrm{~T}$.

What will be the amount of magnetic force felt by the electron?