List of top Questions asked in AFMC- 2010

Japanese encephalitis is spread by

Culex and Anopheles show similarity in that

Barr body is present in

Bacteria involved in production of methane gas are

Sandfly causes

$ Pb + Conc. HNO_3$ gives

At $18^{\circ}$C, the conductance of $H^+$ and $CH_3COO^-$ at infinite dilution are $315$ and $35\, mho\, cm^ 2\, eq^{-1}$ respectively. The equivalent conductivity of $CH_3COOH$ at infinite dilution is _____ $mho\,cm^ 2\,eq^{-1}$

An open water tight railway wagon of mass $ 5\times 10^{3}kg $ coasts at an initial velocity of $1.2\,ms^{-1}$ without friction on a railway track. Rain falls vertically downwards into the wagon. What change occurs in KE of the wagon, when it has collected $10^3\, kg$ of water?

The power factor of an $R-L$ circuit is $ \frac{ 1}{ \sqrt 2} $ . If the frequency of AC is doubled, what will be the power factor?

A galvanometer of resistance $ 15O $ gives full scale deflection for a current of $2\, mA$. Calculate the shunt resistance needed to convert it into an ammeter of range $5\,A$

Generally the path of a projectile from the earth is parabolic but it is elliptical for projectile going to a very large height. Up to ordinary height the projectile moves under a uniform gravitational force, but for great heights, projectile moves under a variable force.

One-fourth length of a spring of force constant k is cut away. The force constant of the remaining spring will be

A cyclist rides up a hill at a constant velocity. Determine the power developed by the cyclist if the length of the connecting rod of the pedal is $r = 25 \,cm$, the time of revolution of the rod is $t = 2 \,s$ and the mean force exerted by his foot on the pedal is $F = 15\, kgf$.

If $E=at+bt^2, $ what is the neutral temperature?

The output form of a full wave rectifier is

Genetically engineered bacteria are being employed for production of

Chemical formula of phosgene is

At room temperature, the eclipsed and staggered forms of ethane cannot be isolated because

If the supply of oxygen is limited, $ H_{2}S $ reacts with $ O_{2} $ to form