1984 JAMB UTME Physics Past Questions

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1984

What volume of alcohol with a density of 8.4 x 102kgm-3 will have the same mass as 4.2m3of petrol whose density is 7.2 x 102kgm-3?

1984

For which of the underlisted quantities is the derived unit ML2T-2 correct? i. moment of a force ii. work iii. acceleration

1984

The distance travelled by a particle starting from rest is plotted against the square of the time elapsed from the commencement of motion. The resulting graph is linear, the slope of this graph is a measure of

1984

Two cells each of e.m.f. 1.5V and an internal resistance 2\(\Omega\) are connected in parallel. Calculate the current flowing when the cells are connected to a 1\(\Omega\) resistor

1984

The resistance of a wire depends on

1984

The unit of quantity of electricity is called

1984

For a concave mirror to form a teal diminished image, the object must be placed

1984

For correcting long sight defects in the human eye we require a

1984

Which of the following statements is (are) NOT correct? i. pressure changes do not affect the speed of sound in air ii. the velocity of sound increases with temperature iii. the quality of the note depends only on its fr…

1984

When vibration occurs in air column, the distance between a node and an antinode is equal to

1984

All the heat generated in a 5\(\Omega\) resistor by 2A flowing for 30 seconds is used to evaporate 5g of a liquid at its boiling point. Which of the following is the correct value of the specific latent heat of the liqui…

1984

Which of the following can be described as high tension transmission?

1984

Which of the following components is NOT contained in a dry cell? A

1984

A plane inclined at an angle of 30o to the horizontal has an efficiency of 60%. The force parallel to the plane required to push a load of 120N uniformly up the plane is

1984

If a solid changes directly into a gas when heat is applied the process is called

1984

The lower and upper fixed points marked on a mecury-in-glass thermometer are 210mm apart. The end of the mercury column in the tube is 49mm above the lower fixed point in a room. What is the temperature of the room in de…

1984

Dewpoint is the temperature at which, water vapour in the atmosphere

1984

Of two identical tuning forks with natural frequency 256Hz, one is loaded so that 4 beats per second are heard when they are sounded together. What is the frequency of the loaded tuning fork?

1984

Heat is supplied uniformly at the rate of 100W to 1.0 x 10-2kg of a liquid for 20 seconds. If the temperature of the liquid rises by 5oC, then the specific heat capacity of the liquid is

1984

A particle moves in a circular orbit of radius 0.02m. If the speed of the particle is 0.88ms-1, calculate its frequency in cycles per second

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