Question 176:

• JAMB 1981

Which of the following statements is CORRECT?

A. Charges generated on glass rubbed with silk are called negative
B. Charges in various media can be carried by protons detached from their atom
C. The magnitude of any charge is a multiple of the charge of an electron
D. The intensity of an electric field is a scalar quantity
E. If 500 joules of work are required to move a 2-coulomb charge between two points, the potential difference between the two point is 100V

Question 177:

• JAMB 1981

Which type of radiation does not NOT originate within the nucleus?

A. Alpha
B. Beta
C. Gamma
D. Neutron
E. X-rays

Question 178:

• JAMB 1981

Which type of radiation does not NOT originate within the nucleus?

A. Alpha
B. Beta
C. Gamma
D. Neutron
E. X-rays

Question 179:

• JAMB 1981

The resistance of an open series circuit is

A. Zero
B. Half the normal resistance of the circuit
C. Double the normal resistance of the circuit
D. One
E. Infinite

Question 180:

• JAMB 1981

The lack of power of accommodation which is mainly due to the hardening of the eye lens and is usual with onset of old age is called?

A. Myopia
B. Hypermyopia
C. Presbyopia
D. Astigmatism
E. Eye ring