List of top Questions asked in Maharashtra Class XII- 2025

Schottky defect is NOT observed in _______.
The freezing point of 0.1m aqueous solution of urea, if \( K_f \) for water is 1.86 K kg mol\(^{-1}\) is _______.
Which formula co-relates degree of dissociation and concentration of electrolyte?
The formula used to calculate molar conductivity of an electrolyte is _______.
The value of \( \Delta n_g \) for the oxidation of 4 mole of sulphur dioxide to sulphur trioxide is _______.
Ozone layer is depleted by _______.
One dimensional nanostructure amongst the following is _______.
Which of the following is a secondary amine?
The highest acidic compound among the following is _______.
When excess of AgNO\(_3\) is added to a complex, one mole of AgCl is precipitated. The formula of complex is _______.
The power rating of a ceiling fan rotating with a constant torque of 2 Nm with an angular speed of 2\(\pi\) rad/s will be ............
A string of length 2 m is vibrating with 2 loops. The distance between its node and adjacent antinode is ............
Which of the following equations gives correct expression for the internal resistance of a cell by using potentiometer?
"If two systems are each in thermal equilibrium with a third system, they are also in thermal equilibrium with each other." This statement refers to :
Electric potential 'V' at a distance 'r' from a point charge is directly proportional to ............
The gate which produces high output, when its both inputs are high is --
A transformer increases an alternating e.m.f. from 220V to 880V. If primary coil has 1000 turns, the number of turns in the secondary coil are .............
An electron, a proton, an \(\alpha\)-particle and a hydrogen atom are moving with the same kinetic energy. The associated de-Broglie wavelength will be longest for --
Which of the following materials belongs to diathermanous substance?
In Bernoulli's theorem, which of the following is constant?
Choose one subregion in the northern plain region of India.
Appalachian mountain region of U.S.A has dense population because-
Factors studied in physical geography:
Footloose industries:
Identify the correct co-relation in the given statements and write: % Assertion and Reasoning A : Assertion \hspace{1cm} R : Reasoning (1) A: Hardwood trees are found in equatorial evergreen forests.
R: Lumbering is not developed on a commercial level in equatorial regions.