An electron has a mass that is approximately ____________ that of the proton?

Related Mcqs:

Thorium-232 (a fertile material) on absorption of a neutron gets converted into ___________ , which is a fissile material?

A. Thorium-233 B. Uranium-235 C. Uranium-233 D. Plutonium-239...

Which of the following is artificially produced as it does not occur in nature ?

A. Uranium-235 B. Uranium-233 C. Plutonium-239 D. Both B. and C....

What is the average life of a radioactive atom having a ‘half life period’ of T ?

A. 1.44 T B. 0.144 T C. 14.4 T D. 2T...

The ratio of neutrons to protons of an element having a mass number and atomic number of 80 and 40 respectively is ___________________?

A. 1 B. 0.5 C. 2 D. 4...

The half life period of a radioactive element is 100 days. After 400 days, one gm of the element will be reduced to ______________ gm?

A. 1/4 B. 1/8 C. 1/2 D. 1/16...