List of top Physics Questions asked in MET

On a heater coil it is written \(250\,V, 500\,W\). What is the resistance of this coil?
When a dielectric slab is introduced between the plates of a capacitor connected to a battery, then:
A concave lens is kept in contact with a convex lens of focal length \(20\,cm\). The combination works as a convex lens of focal length \(50\,cm\). The power of concave lens is:
The critical angle for glass-water interface (if \( \mu_g = \frac{3}{2}, \mu_w = \frac{4}{3} \)) is:
What is the current through the circuit and the potential difference across the diode shown in the figure. The drift current for the diode is \(30\,\mu A\).
A man who wears glasses of power \(3D\) must hold a newspaper at least \(25\,cm\) away to see clearly. How far away would the newspaper have to be if he took off the glasses and still wanted clear vision?
The force per unit length between two parallel current carrying straight conductors separated by \(2d\) is given by the formula:
Who said, “Number of transistors per square inch on integrated circuits double every year…”?
If an observer moves towards a stationary source, then the apparent frequency is given by:
Two masses \(\mathrm{m_1}\) and \(\mathrm{m_2}\) are attached to a string which passes over a frictionless smooth pulley. When \(\mathrm{m_1} = 10\ \mathrm{kg}\), \(\mathrm{m_2} = 6\ \mathrm{kg}\) the acceleration of masses is
The unit of L/R is (where L = inductance and R = resistance)
If force is proportional to square of velocity, then the dimensions of proportionality constant is
Minimum energy required to take out the only one electron from ground state of He\(^+\) is
Photons of \(5.5\ \mathrm{eV}\) energy fall on the surface of the metal emitting photoelectrons of maximum kinetic energy \(4.0\ \mathrm{eV}\). The stopping voltage required for these electrons is
Which is different from others in units?
Continuous emission spectrum is produced by
A ball is dropped from top of a tower of 100 m height. Simultaneously another ball was thrown upward from bottom of the tower with a speed of 50 m/s. They will cross each other after (g = 10 m/s\(^2\))
The driver of a car moving towards a rocket launching pad with a speed of 6 m/s observes that the rocket is moving with speed of 10 m/s. The upward speed of the rocket as seen by the stationary observer is
A satellite revolves very near to the earth surface. Its speed should be around
If the density of earth is doubled keeping its radius constant, then acceleration due to gravity g is
A simple pendulum oscillates in a vertical plane. When it passes through the mean position, the tension in the string is 3 times the weight of the pendulum bob. What is the maximum displacement of the pendulum of the string with respect to the vertical?
A body of mass 8 kg is moved by a force \(F = 3x\) N, where x is the distance covered. Initial position is x = 2 m and the final position is x = 10 m. The initial speed is zero. The final speed is
Find the equivalent resistance across AB
The nuclear reaction \(_1\mathrm{H}^1 + _1\mathrm{H}^1 \rightarrow _2\mathrm{He}^4\) (mass of deuteron = 2.0141 amu and of He = 4.0024 amu) is
A thin metal plate P is inserted halfway between the plates of a parallel plate capacitor of capacitance C in such a way that it is parallel to the two plates. The capacitance now becomes