List of top Physics Questions

Two bodies of masses m and 4m have kinetic energies in the ratio 1: 2. Their momenta p1 and p2 are in the ratio
Which one of the following is not a contact force?
In projectile motion, the physical quantity that remains invariant throughout is
The angle made by \(\overrightarrow{r}=3\overrightarrow{i}+3\overrightarrow{j}\) with the x axis is
A cyclist starting from rest moves with uniform acceleration and covers 120m in 10s. Then his acceleration in ms-2 is
The final result of the sum of the numbers 523.32, 1.21524 and 107.3 rounded to correct significant figures is
The technonlogy related with the Bernoulli's principle is used in
The dimensional formula for the power of a lens is
The electric power (in kWh) consumed in operating a 60 W bulb for 3 hours a day in a month of 30 days is
The scientist who proposed that the metallic conductors contain large number of free electrons is
Three resistors of 1 Ω, 0.1 Ω and 0.01 Ω are connected in series combination. Their equivalent resistance is
3 volt × 4 coulom b =
On increasing the temperature, the resistance of copper and germanium respectively
Resistance of a wire of length 0.5 m and area of cross-section 10 mm 2 is 1 Ω. The resistivity (in Ω-m) of the wire is
Pick the correct answer from the following two statements
(a) Kirchhoff's junction law is based on the conservation of charge.
(b) Kirchhoff's loop law is based on the conservation of energy. 
Of the two bulbs in a house, one glows brighter than the other. Which of the two has larger resistance?
Two resistors of Ω 3 and Ω 2 are connected in series and a potential difference of 5 V is applied across them. The potential difference across Ω2 resistor is
The area of current-time graph gives
A bulb is marked 100 W and 240 V. The resistance of the bulb is
Four resistors each of 22 are connected in the form of four sides of a parallelogram. The equivalent resistance between any two opposite corners is
Ohm's law is applicable to
Electric fuse is used in household circuits for the purpose of
The quantity which has the unit ampere-second is
If i1 and i2 are the angles of incidence and emergence respectively and A is the angle of prism, then the angle of deviation is given by
The formation of the rainbow is due to the dispersion of sunlight by the