Physics Past Questions

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

48 questions
Question 1 of 8 48 total questions
Question 21
jamb 1980
Which of the following physical quantities is NOT a vector?
Avelocity
Bwork
Cforce
Delectric field intensity
Emagnetic induction
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Question 22
jamb 1980
A given quantity of heat increases the temperature of 150grams of water from 9oC to 15oC and increases the temperature of oil of 100grams from 9oC to 25oC. The ratio of the specific heat of oil to that of water is
A0.36
B0.46
C0.56
D0.76
E0.86
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Question 23
jamb 1980

In the study of physics, temperature and heat are often confused with each other. Which of the following statements correctly defines these two element?

Atemperature is a measure of the average kinetic energy of the molecules of a substance
Bheat is a measure of the total kinetic energy of the molecules in a system
Cdifferent materials require different amounts of heat to cause a given change in temperature
Dall of the above
EA and B only
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Question 24
jamb 1980

A magnet is similar to a bipolar charged system in that

Ait consists of two opposite poles - the north and south poles
Bthe earth's magnetic field has a south pole near the geographical north pole and a north pole near the geographical south pole
Cthe force of attraction and repulsion between opposite and between like poles obeys a law for electrostatic charges
DA and B only
EA and C only
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Question 25
jamb 1980

Which of the following are true of atom?

Aatoms are indestructible
Ball atoms of a pure substance, or elements are identical
Catoms of different substance have different weights
Dall of the above
EA and B only
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Question 26
jamb 1980
Which of the following statements are true in the structure of atoms?
Athe atoms of the differnt element differ only in the number of protons and electrons
Bthe num,ber of protons equals the number of electrons
Catoms are constructed according to the plan of our solar system
Dall of the above
EA and C only
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Question 27
jamb 1980
Which of the following is true of an electrical charge?
Apositive charge means deficit electrons
Bnegative charge means excess of electrons
Celectric current means movement of electrons
Dall of the above
EA and B only
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Question 28
jamb 1980
Which of the following statements are true of the law of universal gravitation?
Aany two bodies attract each other with a force which is proportional to the difference of their masses
Bany two bodies attract each other with a force which is inversely proportional to the square of the distance between them
Cany two bodies attract each other with a force which is proportional to the product of their masses and inversely proportional to the square of the distance between them
Dany two bodies attract each other with a force which is proportional to the square of the distance between them
Eany two bodies attract each other with a force which is proportional to the sum of their masses
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