TN TET · Mathematics and Science (Paper II)
Physics topics relevant to upper primary classes.
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Q1 · Physics · EASY
A wooden block of mass 2 kg is resting on a table. A force of 10 N is applied horizontally but the block does not move. What can be concluded about the force of friction acting on the block?
Q2 · Physics · MEDIUM
A ray of light traveling in air enters a glass slab at an angle of incidence of 60 degrees. If the angle of refraction is 30 degrees, what happens to the speed of light as it enters the glass?
Q3 · Physics · MEDIUM
A simple electric circuit consists of a 6 V battery connected to two resistors of 2 ohms and 4 ohms connected in series. What is the total current flowing through the circuit?
Q4 · Physics · EASY
A pulley system is used to lift a load of 200 N. If the effort required is 50 N, what is the mechanical advantage of this pulley system?
Q5 · Physics · HARD
A tuning fork produces sound waves of frequency 512 Hz. If the speed of sound in air is 340 m/s, what is the wavelength of the sound produced?