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Calculate the speed of light in diamond if its refractive index is 2.4.
(Speed of light = 3 × 10⁸ m/s)
What is the total capacitance in the given circuit?
Two tuning forks produce 4 beats per second. If one has a frequency of 256 Hz, the frequency of the other is:
A body explodes into three equal fragments, two of which fly off perpendicular to each other with equal speeds. What is the direction of the third frag...
Which of the following statement is true for a wavelength of 1000 nm. A p-n photodiode is fabricated from a semiconductor with band gap of 1.9 eV.
Two amplifiers are connected one after the other in series (cascaded). The first amplifier has a voltage gain of 12 and the second has a voltage gain o...
What is the weight of a 10 kg object on Earth? (Take g = 9.8 m/s²)
Which of the following waves require a medium to travel?
A car increases its speed from 10 m/s to 30 m/s in 5 seconds. What is its acceleration?
An example of longitudinal waves (in a gas medium) is:
