Elementary Modern Physics - Jamb Physics Past Questions and Answers

Question 146:

• JAMB 2015

What type of electromagnetic radiation can be used to take photographs in the haze?

A. Radio waves
B. Infrared rays
C. Visible light
D. Gamma rays

Question 147:

• JAMB 2015

The symbol _−1⁰X used to represent which of the particles?

A. Proton
B. Neutron
C. Electrons
D. Atoms

Question 148:

• JAMB 2015

A radioactive source emits X—rays of very short wavelength (10 -13m ) what is the frequently of these rays?

A. 2 à— 10¹⁸HZ
B. 3 × 10 ¹⁹HZ
C. 3 à— 10²¹HZ
D. 3 à— 10^-19HZ

Question 149:

• JAMB 2015

Neutron were discovered by

A. J.J. Thompson
B. James Chadwick
C. Michael faraday
D. Dalton

Question 150:

• JAMB 2015

A regular spacing or arrangement of atoms in a crystalline material is called

A. Orbit
B. Lattice
C. Atomic structure
D. Energy level