FUTA Post UTME Physics Past Questions

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A room is heated by means of charcoal fire. A man in the room standing away from the fire is warmed by:

In which of the following is expansion of solids a disadvantage?

Which of the following is/are observed when heat energy is added to a system?(i) the internal energy of the system increases(ii) the volume of the system is directly proportional to the temperature(iii) = work may be don…

Two metals A and B lose the same quantity of heat when their temperatures drop from 20 ºC to 15 ºC If the specific heat capacity of A is thrice that of B, calculate the ratio of mass of A to that of B

A piece of copper of mass 0.55 kg is heated from 57 ºC to 100 ºC What is the increase in the internal energy of the copper? (c = 380 J/kg.K)

The ice and steam points of an ungraduated thermometer are 300 mm apart. Calculate the length of thermometric liquid above the ice points which will correspond to a temperature of 75 ºC

Which if the following statements is not correct about the assumptions of kinetic theory of gases?

A piece of copper mass 200 g is heated to 100 ºC and is then quickly transferred to a copper calorimeter of mass 10 g, containing 100 g of water whose initial temperature is 15 ºC If the specific heat capacity of copper…

The amount of heat needed to raise the temperature of 10 kg of copper by 1k is its:

Calculate the time taken, in minutes, to heat 2.0 kg of water from 30 ºC to 100 ºC in an electric kettle that draws a current of 3.0 A from 240 V supply. (Specific heat capacity is 4.2 x 103 J/kg) neglect heat losses to…

A rectangular metal block of volume 10 - 6m3 at 273 K is heated to 573 K. If its coefficient of linear expansion is 12 x 10 - 5/K, what is the percentage change of its volume?

The length of mercury thread when it is at 0 ºC, 100 ºC and unknown temperature X ºC is 200 mm, 220 mm and 270 mm respectively. Determine the value of X.

The linear expansivity of a substance is 1.2 x 10 - 4/K. A cube of this substance has a volume of 8.0 x 103 cm3 at 300 C Calculate the increase in its volume at 80 ºC

An object of mass 10 kg is pulled over a rough surface by a 20 N force. The object accelerates at a rate of 1.5 m/s2. Determine the frictional force between the object and the surface.

The resistance of a piece of wire of length 20 m, cross-sectional area 8.0 x10-6 m2 and resistivity 4.0 x 10 - 7Ω - m is:

A solid of mass 1 kg suspended by a string is completely immersed in water. If the tension in the string is 5 N, calculate the upthrust on the solid. Take g = 9.78 m/s2.

Which of the following statements is not true about the friction force?

Which of the following statements is not true about friction force is not correct.

Young's modulus for steel is 2 x 1011 N/m2. A weight of 100 N hangs from a steel wire of length 3 m and cross-sectional area 1.5 x 10 - 6 m3 . Calculate the extension is 0.25 mm, calculate the extension produced

Atmospheric pressure is 1.0 x 105 N/m2 . If the barometer liquid has a density of 1250 kg/m3 , what is the minimum length of the tube required? g=10m/s2

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