1980 JAMB UTME Physics Past Questions

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1980

An object of mass m and volume v, is totally immersed in a liquid of density p. The tension of a string holding it is

1980

A milliameter of resistance 5\(\Omega\) and full scale deflection of 5m A is to used to measure a potential difference of 50 V. The resistance of the multiplier should be

1980

A tugboat is travelling from Asaba to Onitsha across the River Niger with a resultant velocity of 20 knots. If the river flows at 12 knots, the direction of motion of the boat relative to the direction of water flow is

1980

A stand-by generator is connected to fifteen 40 W lamps and musician's 600 W amplifying system. How much energy is used if the generator runs for 6 hours?

1980

In sunlight, a blue flower looks blue because we see the flower by the light it

1980

In a compound microscope

1980

Which of the following statements about sound is NOT true?

1980

If the volume of a fixed mass of a gas is kept constant, the pressure of the gas

1980

Heat is supplied to a block of ice at 0oC until half of it has melted. Which of the following statements is true?

1980

A calorimeter of thermal capacity 80J contains 20g of water at 25oC. Water at 100oC is added so that the final temperature of the set-ups is 50oC. The amount of water added is (Heat capacity of water = 4.18J/g/oC)

1980

Which of the following elements is the best absorber of X-rays?

1980

Which of the following radiations cannot be deflected by a magnetic field?

1980

The best material for the core of the primary and secondary coils of an induction coil is

1980

High Tension(H.T.) transmission means

1980

In the process of electrification by induction, the amount of induced charge in relation to the inducing charge is the

1980

According to Ohm's law, the ratio V/I is constant for

1980

A cell has an open circuit voltage V1 and a closed circuit voltage V2 when a current is flowing through it. Therefore, the internal resistance of the cell is

1980

A man stands one-third of the way between two walls and claps his hands. He hears two distinct echoes 1s apart. If the speed of sound is 330ms-1, the distance between the wall is

1980

the ratio of the linear expansivity of copper to that of iron is approximately 1.5. A specimen of iron and a specimen of copper expands by the same amount per unit rise in temperature. The ratio of their length is

1980 JAMB UTME Physics Past Questions

An object of mass m and volume v, is totally immersed in a liquid of density p. The tension of a string holding it is

A milliameter of resistance 5\(\Omega\) and full scale deflection of 5m A is to used to measure a potential difference of 50 V. The resistance of the multiplier should be

A tugboat is travelling from Asaba to Onitsha across the River Niger with a resultant velocity of 20 knots. If the river flows at 12 knots, the direction of motion of the boat relative to the direction of water flow is

A stand-by generator is connected to fifteen 40 W lamps and musician's 600 W amplifying system. How much energy is used if the generator runs for 6 hours?

In sunlight, a blue flower looks blue because we see the flower by the light it

In a compound microscope

Which of the following statements about sound is NOT true?

If the volume of a fixed mass of a gas is kept constant, the pressure of the gas

Heat is supplied to a block of ice at 0oC until half of it has melted. Which of the following statements is true?

A calorimeter of thermal capacity 80J contains 20g of water at 25oC. Water at 100oC is added so that the final temperature of the set-ups is 50oC. The amount of water added is (Heat capacity of water = 4.18J/g/oC)

Which of the following elements is the best absorber of X-rays?

Which of the following radiations cannot be deflected by a magnetic field?

The best material for the core of the primary and secondary coils of an induction coil is

High Tension(H.T.) transmission means

In the process of electrification by induction, the amount of induced charge in relation to the inducing charge is the

According to Ohm's law, the ratio V/I is constant for

A cell has an open circuit voltage V1 and a closed circuit voltage V2 when a current is flowing through it. Therefore, the internal resistance of the cell is

A man stands one-third of the way between two walls and claps his hands. He hears two distinct echoes 1s apart. If the speed of sound is 330ms-1, the distance between the wall is

the ratio of the linear expansivity of copper to that of iron is approximately 1.5. A specimen of iron and a specimen of copper expands by the same amount per unit rise in temperature. The ratio of their length is

Natural radioactivity consists of the emission of