2009
If the refractive index of crown glass is 1.51, its critical angel is.
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2009 JAMB UTME Physics Past Questions
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2009
Calculate the position of an object placed in front of a convex mirror having focal length of 12 cm such that an image is formed 6 cm away from the mirror
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2009
An object is placed 5 cm from the pole of a concave mirror. if the focal length of the mirror is 10 cm. what is the image distance?
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2009
I. Moon. II. Sun. III.street light.IV. stars.Which of these above is a natural source of light?
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2009
A band of 500 rectangular loops of wire of area 20 cm by 20 cm, encloses a region of magnetic field which charges from 1.0T to 0.4T within 5 seconds, calculate the induced e.m.f.
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2009
An electric lamp marked 240v, 60 W is left to operate for an hour. How much energy is generated by the filament?
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2009
If negative charges are induced on an electroscope and a positively charged rod is brought near the cap of the electroscope, the leaves will
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2009
Which of the following is a secondary colour
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2009
The ability of the human eye to focus object on the retina is referred to as the power of
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2009
Which of the following can conduct electricity owing to the presence of free mobile electrons?
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2009
Thermionic emission is the process whereby
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2009
A piece of radioactive material contains 1020 atoms. If the half life of the material is 20 seconds, the number of disintegration in the first second is
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2009
If the decay constant of a radioactive substance is 0.231s1, the half-life is?
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2009
Cancerous cells can be destroyed by
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2009
When a pentavalent impurity is added to a pure semiconductor, it becomes
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2009
The value of x, y and z respectively in the expression MxLyTz for the universal gravitational constant G are
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2009
The pressure of two moles of an ideal gas at a temperature of 27oC and volume 10-2m3 is[R = 8.313 J mol-1K-1]
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2009
The terminal velocity of a ball-bearing falling through a viscous fluid reached when the
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2009
A body of mass 12kg traveling at 4.2ms-1 collides with a second body of mass 18kg at rest. Calculate their common velocity if the two bodies coalesce after collision
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2009
A car accelerate uniformly from rest at 4 ms-2. How far will it travel in the fifth complete second?
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