List of top Chemistry Questions asked in MET

In the following combinations of logic gates, the outputs of A, B and C are respectively
A resistor and a capacitor are connected in series with an AC source. If the potential drop across the capacitor is 5 V and that across resistor is 12 V, then applied voltage is
The angle of minimum deviation for an incident light ray on an equilateral prism is equal to its refracting angle. The refractive index of its material is
The amount of heat energy radiated by a metal at temperature T is E. When the temperature is increased to 3T, energy radiated is
Which of the following statement does not hold good for thermal radiation?
The spectral series of the hydrogen atom that lies in the visible region of the electromagnetic spectrum
A planet revolves around the sun in an elliptical orbit. The linear speed of the planet will be maximum at
Horizontal tube of non-uniform corss-section has radii of 0.1 m and 0.05 m respectively at M and N. For a streamline flow of liquid the rate of liquid flow is
A graph of pressure versus volume for an ideal gas for different processes is as shown. In the graph curve OC represents
A door 1.6 m wide requires a force of 1 N to be applied at the free end to open or close it. The force that is required at a point 0.4 m distance from the hinges for opening or closing the door is
A radioactive substance has a half-life of 60 min. During 3 hours, the fraction of the substance that has decayed is:
The working of a rocket is based on the principle of:
In a Young's double slit experiment, if the distance between the slits is halved and the distance of the screen from the slits is doubled, then the fringe width will:
The electric potential at a point on the axial line of an electric dipole is:
Light of wavelength 5000 falls on a sensitive plate with photoelectric work function 1.9 eV. The kinetic energy of the photoelectron is:
A step-up transformer operates on a 230 V line and supplies a load of 2 A. The ratio of primary to secondary windings is 1:25. The current in the primary is:
The resistance of an ideal ammeter is:
In an L-C-R series circuit, at resonance, the phase difference between current and voltage is:
The unit of Planck's constant is:
An electric heater rated 220 V and 550 W is connected to AC mains. The current drawn by it is
The number of significant figures in the numbers $4.8000 \times 10^4$ and 48000.50 are respectively
$\beta$-decay means emission of electron from
The amount of energy released when one microgram of matter is annihilated is
Two solid pieces, one of steel and the other of aluminium when immersed completely in water have equal weights. When the solid pieces are weighed in air
For the constructive interference the path difference between the two interfering waves must be equal to