List of practice Questions

Which of the following expressions is that of a simple harmonic progressive wave?

A solid sphere rolls down on two different inclined planes of same height, but of different inclinations. In both cases

Use of eddy currents is done in the following except

Two equal drops of water are falling through air with a steady velocity $v$. If the drops coalesced what will be the new velocity?

Two friends $A$ and $B$ are waiting for another friend for tea. A took the tea in a cup and mixed the cold milk and then waits. B took the tea in the cup and then mixed the cold milk when the friend comes. Then the tea will be hotter in the cup of

A good lubricant should have

The path of an electron in a uniform magnetic field may be

A magnetic needle is placed on a cork floating in a still lake in the northern hemisphere. Does the needle together with the cork move towards the north of the lake?

A $60 \,kg$ man stands on a spring scale in the lift. At some instant he finds, scale reading has changed from $60 \,kg$ to $50 \,kg$ for a while and then comes back to the original mark. What should we conclude?

Identify the incorrect statement among the following

The cell, $Zn\left|Zn^{2+}\left(1M\right)\right|\left|Cu^{2+}\left(1M\right)\right|Cu\left(E^{0}_{cell}=1.10V\right), $ was allowed to be completely discharged at $298 \,K$. The relative concentration of $Zn^{2+} to Cu^{2+}\left[\frac{\left[Zn^{2+}\right]}{\left[Cu^{2+}\right]}\right]$ is

Which one of the following has a square planar geometry (At nos.: Fe = 26, Co = 27, Ni = 28, Pt = 78)

Which of the following is the strongest base in aqueous solution ?

Which of the following is the correct order of decreasing $S_N2$ reactivity?

The type of epithelial cells which line the inner surface of fallopian tubes, nasal passage, bronchioles and small bronchi is known as

The movement of electrons from chlorophyll molecules to NADP occurs in

NH is released from

Enzyme found functional in lysosome is

Which of the following is balancing organ?

The bacteria are considered to be plants because they

Central dogma of genetic information is modified by the discovery of

$Zn, Mo, Fe, Cu$ are

Which of the following is a non-excitable, variously shaped and found between neurons?

Yellow bone marrow is found especially in the medullary cavity of

$3$-PGA is first stable product ill