List of practice Questions

The average self-induced emf in a 25mH solenoid when the current in it falls from 0.2 A to 0 A in 0.01 second, is
The average molecular speed is greatest in which of the following gas samples ?
The average depth of Indian ocean is about $3000\, m$. The fractional compression, $\frac{\Delta V}{V}$ of water at the bottom of the ocean is (Given : Bulk modulus of the water $= 2.2 ? 10^9 \,N \,m^{-2}$ and $g = 10 \,m\, s^{-2}$)
The atomicity of various noble gases is
The available space filled in hexagonal close packing pattern in one layer is
The average composition of portland cement is
The ascending or descending arrangement of taxonomic categories is called as
The atomic number of an element $M$ is $26$. How many electrons are present in the M-shell of the element in its $M^{3+}$ state
The atomic radius increases as we move down a group because
The area under acceleration-time graph represents the
The area under the curve $y = | \cos \, x - \sin \, x |, 0 \le x \le \frac{\pi}{2},$ and above x-axis is :
The arithmetic mean of first n odd natural numbers is
The area of the ellipse $\frac{x^2}{9} + \frac{y^2}{4} = 1 $ is :
The area of the parallelogram formed by the lines $ax+by+c_1=0, \: ax+by+c_2=0, \: px+qy+r_1=0, \: px+qy+r_2=0$
The area of the region bounded by the curves y =| x - 2 |, x = 1, x = 3 and the x-axis is
The area bounded by the line $y - x$ , x-axis and lines $x = -1$ to $x = 2$, is
The area bounded by the parabola $y^2 = 4x$ and the line $2x - 3y + 4 = 0$, in square unit, is
The area in the first quadrant bounded by $y = 4x^2$ , x = 0, y =1 and y = 4 is
The area of cross-section of a wire of length 1.1 m is 1 $mm^2$. It is leaded with 1 kg of Young's modulus of copper is $1.1\times10^i Nm^\circ$ , then the increase in length will be $(ifg = 10{ms^-2})$
The area bounded by the curve $y = x^2$, the normal at (1, 1) and the x-axis is :
The area bounded by the curves y = lnx, y = ln |x|,y = | ln x | and y = | ln |x| | is
The approximate voltage of dry cell is
The area above the x-axis enclosed by the curves $x^2-y^2 = 0$ and $x^2 + y - 2 = 0$ is
The area bounded by the curve $x = 3y^{2} - 9$ and the line $x = 0$, $y = 0$ and $y = 1$ is
The approximate percentage of silica in cement is: