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Physics Past Questions

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46 questions JAMB 2483 WAEC 1904 NECO 322 CUSTOM 10
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Past Questions

46 questions
All JAMB WAEC NECO CUSTOM
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Question 1 of 6 46 total questions
Question 21
neco 2001

Notes of the same frequency sounded on a piano and on a flute may differ in

I. pitch
II. quality
III. Loudness

AI only
BII only
CI and III only
DII and III only
EI, II and III
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Question 22
neco 2001
What is the energy stored in a 10μ F capacitor if the potential difference between the plates is 40 V?
A2.0 × 10-4J
B8.0 ×10-4J
C4.0 × 10-3J
D8.0 × 10-3J
E1.6 × 10-2J
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Question 23
neco 2001

Totally reflecting prisms are preferred to mirrors in periscopes because

I. mirror gives multiple images
II. silvering on mirrors is easily damaged
III. mirrors reflect less light than totally reflecting prisms

AI only
BI and II only
CI and III only
DII and III only
EI,II and III
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Question 24
neco 2001
Which scientist discovered natural radioactivity?
AEnrico Fermi
BHenri Becquerel
CMarie Curie
DMicheal Faraday
ENiels Bohr
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Question 25
neco 2001

50cm\(^3\) of air at a pressure of 5Nm\(^{-2}\) is enclosed in a metal tube by a piston. If the piston is pushed in a distance of 10cm, what will the pressure of the air become, if the cross-sectional area of the tube is 2cm\(^{-2}\)? (Assume that the temperature remains constant throughout)

A12.5 Nm-2
B8.7 Nm-2
C8.3 Nm-2
D3.8Nm-2
E3.0Nm-2
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Question 26
neco 2001
The invisible part of the spectrum of white light consists of
AInfra-red and ultra-violet only
BInfra-red, ultra-violet and blue only
Cred, orange and green only
Dred and violet only
Eyellow and indigo only
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