Post Utme Physics Past Questions and Answers

Question 991:

The ray which causes gas molecules to glow is known as ____________

A. Molecular ray
B. Gamma ray
C. Anode ray
D. Cathode ray

Question 992:

The charge carriers in gases are ____________

A. Ions only
B. Electrons and holes
C. Electrons only
D. Electrons and ions

Question 993:

Which of the following materials is a conductor?

A. Plastic
B. Sodium
C. Wax
D. Glass

Question 994:

The instrument used for securing a large number of similar charges by induction is called ____________

A. Capacitor
B. Electrophorous
C. Electroscope
D. Proof-plane

Question 995:

The pitch of a sound note depends on ____________

A. Timbre
B. Harmonics
C. Quality
D. Frequency