List of top Questions asked in MET

Radiation, with wavelength 6561 $?$ falls on a metal surface to produce photoelectrons. The electrons are made to enter a uniform magnetic field of $3 \times 10^{-4} T$. If the radius of the largest circular path followed by the electrons is 10 mm, the work function of the metal is close to :

Super cooled water is liquid water that has been cooled below its normal freezing point.This state is thermodynamically

Consider the following statements I. Repulsive forces are significant when the molecules are close together on average. II. Attractive intermolecular forces are important when the molecules are fairly close together but not necessarily touching. III. Attractive forces are ineffective when the molecules are for apart. Select correct statements.

An operon unit consist of

$ Ca{{(HC{{O}_{3}})}_{2}}(s) $ decomposes as $ Ca{{(HC{{O}_{3}})}_{2}}(s)\xrightarrow[{}]{{}}CaC{{O}_{3}}(s)+{{H}_{2}}O(g) $ $ +C{{O}_{2}}(g) $ Total pressure at equilibrium is found to be 0.12 bar. Thus, $ {{K}_{p}} $ is

In intrinsic semiconductor at room temperature number of electrons and holes are

Chance favours the trained mind. This statement was made by

Which of the following inhibits protein synthesis by binding to $ 50\,S $ ribosome?

If the total amount of adenine and thymine in a double-stranded DNA is $45\%$, the amount of guanine in this DNA will be

A rope of mass $0.1\, kg$ is connected at the same height of two opposite walls. It is allowed to hang under its own weight. At [he contact point between the rope and the wall, the rope makes an angle $ \theta =10^{\circ} $ with respect to horizontal. The tension in the rope at its midpoint between the walls is

Duodenum has characteristic Brunners glands which secrete two hormones called

When $ C{{O}_{2}} $ concentration in blood increases, breathing becomes

Which one of the following pairs is not correctly matched?

$\int\limits_{0}^{8}| x -5| d x$ is equal to

Ethyl chloride is converted into diethyl ether by:

Vinegar is:

Correct order of reactivity:

Which of the following product is formed in the reaction $ CH_3MgBr {->[(i)CO_2][(ii)H_2O]} ? $

A coil of 100 turns and area $2 \times 10^{-2}m^2 $ is pivoted about a vertical diameter in a uniform magnetic field and carries a current of 5A. When the coil is held with its plane in north-south direction, it experiences a couple of 0.33 Nm. When the plane is east-west, the corresponding couple is 0.4 Nm, the value of magnetic induction is [Neglect earth's magnetic field]

A group of 13 element if added in small amounts to Ge, then the type of semiconductor formed is