A particle having the mass of an electron and the charge of a proton is called a______________?

Related Mcqs:

1. Proton electron neutron and a particles have same momentum. Which of them have highest K.E ?

   A. Proton B. electron C. neutron D. a-particle...

2. A particle of mass m charge q and speed V enters a uniform magnetic radius r. The radius r of the circle is_________________?

   A. independent mass m B. directly proportional to m C. directly proportional to q D. directly proportional to B...

3. When a particle of charge q and mass m enters into a uniform magnetic field B moving with a velocity v perpendicular to the direction for the field it describes a circular path of radius___________________?

   A. R=qB/mV B. R=mV/qB C. R=qmV/B D. R=qmB/V...

4. When an electron moving with a uniform speed in a vacuum enters a magnetic field in a direction perpendicular to the field the subsequent path of the electron is ___________________?

   A. a straight line parallel to the field B. a parabola in a plane perpendicular to the field C. a circle in a plane perpendicular to the field D. a straight line along its initial direction...

5. For confinement of electron in a box of radius 10-14m the electron, speed should be_____________?

   A. 107m/sec B. Should be greater than the speed of light. C. Be zero D. Not be wave-like...

6. In bringing an electron towards the second electron, the electrostatic potential energy of the system

   A. Decreases B. increases C. remains the same D. becomes zero Submitted by: Tauseef Ali...

7. The charge on an electron was determine by ________________?

   A. Ampere B. Maxwell C. Millikan D. Thomson...

8. The penetration power of alpha particle as compared to beta particle is_______________?

   A. 10 times more B. 100 times more C. 100 times less D. 10 times less...

9. A million electron are added to a pith ball. Its charge is________?

   A. – 1.6 × 10–12 coulomb B. – 1.6 × 10–13 coulomb C. – 1.6 × 10 –18 coulomb D. – 1.6 × 10 coulomb Submitted by: Tauseef Ali...

10. The charge on beta particle is________________?

    A. 1 B. -1 C. +2 D. -2...