List of top Questions asked in GAT-B

A positive charge +q is located at the center of mass of a cube, sphere and cylinder. The total electric flux through the surface:

Electrical energy is transmitted over large distances at high alternating voltages because:

A vehicle travels half of the total distance (L) with speed $V_1$ and the other half with speed $V_2$, then its average speed over this whole distance is:

A far away object approaches a convergent lens from the left with a uniform speed of $5~m/s$ and stops at the focus. During this time the image on the right moves:

Different structural information about glucose can be derived by reacting it with different reagents. Which of the following is correct?

The equation for the complete combustion of butane is:
$2C_{4}H_{10} + 13O_{2} \rightarrow 8CO_{2} + 10H_{2}O$
What is the amount (in mole) of carbon dioxide formed by the complete combustion of three moles of n-butane?

Which of the following conditions allow a reaction to be spontaneous?

Which of following reactions has a positive entropy change ($\Delta S^{\circ}$)?

In ethanol, $C_{2}H_{5}OH$, there are covalent bonds, hydrogen bonds and van der Waals' forces. Which bonds or forces are broken when ethanol is vaporized?

In a first order reaction, a straight line is obtained when plotting

Which of the following organohalogens contains the largest number of molecules?

Which of the following represents the Heisenberg Uncertainty principle?

The half-life (in seconds) of a first order reaction which takes 4 seconds for 30% completion is: (may use $log_{10}7=0.845$)

The total number of structural isomers of $C_{5}H_{11}F$ is:

What is the formal charge in Sulphur of $SO_{3}$

"The solubility of a gas in a liquid (at constant temperature) is directly proportional to the partial pressure of that gas in equilibrium with the liquid" is best described by:

The solubility of gases in liquids

Which colligative property is used to determine the molar mass of proteins?