2004
How far from a hill should a boy stand to hear the echo of his clap 1 .6s later? [Speed of sound in air is 340ms-1]
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2004 NECO SSCE Physics Past Questions
2004
A voltage supply of 12V r.m.s. and frequency 90Hz is connected to a 4 ω resistor. Calculate the peak value of the current
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2004
The general equation of a wave CANNOT be written as
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2004
Which of these expresses the relationship between the earth’s magnetic field FE, and the field’ FB due to a magnet at neutral points? FE is
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2004
The component of a vector in a given direction is
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2004
A force F is applied to a body P as shown in the diagram above. If the body moves through a distance, a, which of the following represents the work done?
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2004
A body of mass 40g loses 80J of heat energy. If the specific heat capacity of the body is 400 Jkg-1, calculate the change in temperature of the body.
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2004
Which of the statements about prism binoculars is/are correct? They I. are a pair of two telescopes mounted side by side II. reduce the optical path of the light ray from the objective to the eye piece III, present inver…
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2004
Calculate the magnitude of the electric field intensity in vacuum at a distance of 25cm from a charge of 5 × 10-3C. [Take 1/4πε0]
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2004
The time t1, t2 and t3 for 20 complete oscillations of a simple pendulum experiment are 32.0s, 34.6s and 35.5s respectively. Calculate the mean period of the pendulum.
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2004
Which of the following is NOT an example of a percussion instrument?
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2004
A mass of 5kg is suspended from the ceiling of a lift with a light inextensible string. As the lift moves upwards with an acceleration of 2ms-2, the tension in the string is [g = 10ms-2]
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2004
A plane which is Inclined at an angle of 30 ° to the horizontal has a velocity ratio of
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2004
An electron makes a transition from - 1.60 eV energy level to - 10.4eV energy level Calculate the energy loss due to the transition.
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2004
When very hot water is poured into a thin-walled glass container, it is less likely to break because
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2004
The frequency of a body executing simple harmonic motion when left undisturbed is known as__________ frequency.
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2004
Which of the following statements is true of nuclear fission?
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2004
The temperature at which the water vapour present in the air is just enough to saturate the air is the _______ point.
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2004
A note, A from a guitar produces a wave of amplitude 4 mm and frequency 1000 Hz. Another note, B from a whistle produces a similar waveform of amplitude 2 mm and frequency 2200 Hz. If the two notes are compared,
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2004
Which property of a fluid determines its suitability as a lubricant?
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