Physics-
General
Easy
Question
The value of amplification factor from the following graph will be

- 10
- 50
- 25
- 40
The correct answer is: 10
Related Questions to study
physics-
The point representing the cut off grid voltage on the mutual characteristic of triode is

The point representing the cut off grid voltage on the mutual characteristic of triode is

physics-General
physics-
The variation of anode current in a triode corresponding to a change in grid potential at three different values of the plate potential is shown in the diagram. The mutual conductance of the triode is

The variation of anode current in a triode corresponding to a change in grid potential at three different values of the plate potential is shown in the diagram. The mutual conductance of the triode is

physics-General
physics-
In a negative logic the following wave form corresponds to the

In a negative logic the following wave form corresponds to the

physics-General
physics-
The given figure shows the wave forms for two inputs A and B and that for the output Y of a logic circuit. The logic circuit is

The given figure shows the wave forms for two inputs A and B and that for the output Y of a logic circuit. The logic circuit is

physics-General
physics-
A sinusoidal voltage of peak value 200 volt is connected to a diode and resistor R in the circuit shown so that half wave rectification occurs. If the forward resistance of the diode is negligible compared to R the rms voltage (in volt) across R is approximately

A sinusoidal voltage of peak value 200 volt is connected to a diode and resistor R in the circuit shown so that half wave rectification occurs. If the forward resistance of the diode is negligible compared to R the rms voltage (in volt) across R is approximately

physics-General
maths-
Let AC be an arc of a circle, subtending a right angle at the centre O. The point B divides the arc AC in the ratio 1:2 If
then calculate
in terms of 

Let AC be an arc of a circle, subtending a right angle at the centre O. The point B divides the arc AC in the ratio 1:2 If
then calculate
in terms of 

maths-General
maths-
Let
be the equation of an ellipse in the xy-plane. A and B are two points whose position vectors are
then the position vector of a point P on the ellipse such that
is

Let
be the equation of an ellipse in the xy-plane. A and B are two points whose position vectors are
then the position vector of a point P on the ellipse such that
is

maths-General
maths-
A man travelling east at 8km/h finds that the wind seems to blow directly from the north. On doubling the speed, he finds that it appears to come from the north-east. The velocity of the wind is

A man travelling east at 8km/h finds that the wind seems to blow directly from the north. On doubling the speed, he finds that it appears to come from the north-east. The velocity of the wind is

maths-General
physics-
A disc of radius R = 2m moves as shown in the figure, with a velocity of translation of
of its centre of mass and an angular velocity of
. The distance (in m) of instantaneous axis of rotation from its centre of mass is

A disc of radius R = 2m moves as shown in the figure, with a velocity of translation of
of its centre of mass and an angular velocity of
. The distance (in m) of instantaneous axis of rotation from its centre of mass is

physics-General
biology
A plant of type ‘H’ will produce seeds with the genotype identical to seeds produced by the plants of
A plant of type ‘H’ will produce seeds with the genotype identical to seeds produced by the plants of
biologyGeneral
biology
Female gametes In the Punnet square given above, the genotype of the female parents and male parents respectively.
Female gametes In the Punnet square given above, the genotype of the female parents and male parents respectively.
biologyGeneral
chemistry-
Phenol
Name of the above reaction is
Phenol
Name of the above reaction is
chemistry-General
chemistry-
The product ‘A’ in the following reaction is

The product ‘A’ in the following reaction is

chemistry-General
chemistry-
Which will undergo a Friedel-Craft's alkylation reaction

Which will undergo a Friedel-Craft's alkylation reaction

chemistry-General
chemistry-
Sp. vol. of cylindrical virus particle is
. Whose radius and length are
respectively. If
. Find mol. wt. of uirus -
Sp. vol. of cylindrical virus particle is
. Whose radius and length are
respectively. If
. Find mol. wt. of uirus -
chemistry-General