Physics 2010 JAMB Past Questions

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In a discharge tube, most of the gas is pumped out so that electricity is conducted at?

A. low voltage
B. steady voltage
C. high pressure
D. low pressure

View Answer & Discuss (1) JAMB 2010

The ground stated energy for the hydrogen atom is 5.44 x 10-19J . If an electron drops from zero energy to ground state, calculate the frequency of the emitted radiation?

[h = 6.6 x 10-34 Js]

A. 5.0 x 10¹⁶ Hz
B. 2.0 x 10¹⁶ Hz
C. 5.0 x 10¹⁵ Hz
D. 2.0 x 10¹⁵ Hz
E. No correct option

View Answer & Discuss (2) JAMB 2010

Transistors are used for the?

A. rectification of signals
B. conversion of a.c to d.c
C. amplification of signals
D. conversion of d.c to a.c

View Answer & Discuss (3) JAMB 2010

Which of the following is a pure semiconductor?

A. carbon
B. silicon
C. transistor
D. phosphorus

View Answer & Discuss JAMB 2010

The diagram above shows a velocity - time graph. The statement that is true about this motion is that the car?

A. has no acceleration between point F and G
B. decelerates between F and H
C. has a constant soeed between points E and F
D. Accelerates between points F and G

View Answer & Discuss (3) JAMB 2010

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Physics 2010 JAMB Past Questions

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