Which is the incorrect formula for a body accelerating
uniformly?

Which of the following is not an electromagnetic radiation?

Calculate the electric field intensity between two plates of
potential difference 6.5V when separated by a distance of
35cm.

Why do soldiers march disorderly while crossing a bridge?

Calculate the upthrust on an object of volume 50cm which is
immersed in liquid of density 103kgm [g = 10ms ]

Under what conditions are cathode rays produced in a
discharge tube?

Under which of the following conditions is workdone

Calculate the specific latent heat of vaporization of steam of
1.13 x 106J pf heat energy is required to convert 15kg of it to
water.

A cell of internal resistance 2 π supplies current to a 6 π
resistor. The efficiency of the cell is

Which of the following statements is NOT correct?

A block and tackle pulley arrangement has 6 pulleys in which
an effort of 50N supports a load of 200N, calculate the
efficiency of the machine

Three 3ω resistance are connected in parallel what is the
equivalent resistance?

Which of the following instruments helps to maintain the
correct humidity and temperature of a building?

An element and its isotope only differ in the number of

The thermal expansion of a solid is an advantage in

The S.I unit of moment of a force is

A block and tackle pulley arrangement has 6 pulleys in which
an effort of 50N supports a load of 200N, calculate the
efficiency of the machine

Calculate the light of the image formed by a pinhole camera of
length 12cm used to photograph an object 60cm away from
the hole and 70cm high

When two objects P and Q are supplied with the same quantity
of heat, the temperature change in P is observed to be twice
that of Q. The mass of P is half that of Q. The ratio of the
specific heat capacity pf P to Q is

When the r.m.s value of a source of electricity supply is given
as 240v, it means that the peak value of the supply is

Which of the following operations can be used to convert an
alternative current dynamo into a direct current dynamo

The instrument used to measure the pressure of a gas is

A man of mass 50kg ascends a flight of stains 5m high in 5
seconds. If acceleration due to gravity is 10ms the power
expended is

A radio station broadcast at a frequency of 600KHZ. If the
speed of light in air is 3 × 108ms . Calculate the wavelength
of the radio wave

Which of the following is a scalar quantity?

Determine the focal length of a thin converging lens if the
power is 5.0 dioptres

A string of length 5cm is extended by 0.04m when a load of
0.8kg is suspended at the end. How far will it extend if a force
of 16N is applied? [g = 10ms ]

How can energy loss be minimized through Eddy-current?

A constant force of %n acts for a % seconds on a mass of 5kg
initially at rest. Calculate the final momentum

I. Refraction II. Interference III. Diffraction Which of the above
properties are common to all waves?

I. Refraction II. Interference III. Diffraction Which of the above
properties are common to all waves?

Which of the following is correct about an electric cell?

Which of the following is a semiconductor

Which of the following surfaces will absorbs radiant heat
energy heat?

It is known that a neutron exists in a light atomic nucleus
Which of the following also exists in the nucleus?

The instrument to measure the relative density of light is

What is the speed of a body vibrating at 50 cyclic per second

The action of blotting paper on ink is due to

When two mirrors are placed at an angle of 900 to each other,
how many images will be formed when an object is placed in
front of the mirrors

If silicon is doped with phosphorus, what type of
semiconductor material will be formed?

What is the cost of running seven 40 W lamps and five 80 W la
mps for 12 hours of the electrical energy cost N7.00kWk?

Calculate the time taken for a mango fruit that fall from the tree
20 m to the ground [g = 10 ms ]

Which of the following is not a mechanical wave?

The velocity ratio of an inclined plane where angle of
inclination in θ is

The volume of a fixed mass of gas is 10cm when its pressure
is 400cmHg. Determine the volume of the gas when its
pressure is 200cmHg.

Which of the following representations is correct for an atom X
with 28 electrons and 30 neutrons?