List of practice Questions

Which will undergo fastest $82$ substitution reaction when treated with $NaOH$?
A body moving with uniform acceleration describes 12 m in the third second of its motion and 20 m in the 5th second. Find the velocity after 10 th second.
A man slides down a light rope whose breaking strength is $ \eta $ times his weight. What should be his maximum acceleration so that the rope just not breaks?
By what percent the energy of a satellite has to be increased to shift it from an orbit of radius r to 3r?
The motor of an engine is rotating about its axis with an angular velocity of 100 rev/m. If conies to rest in 15s, after being switched off. Assuming constant angular deceleration. What are the numbers of revolutions made by it before coming to rest?
The dimension of $ \frac{P}{a} $ in the equation $ p=\frac{b-{{t}^{2}}}{ax} $ where p is pressure, $ x $ is distance and t is time are
Which of the following ions has the maximum magnetic moment?
Which of the following is a correct match regarding different types of amoebocytes present in the sponges and their respective functions?
Which of the following is correct ?
Which of the following is not a thermodynamic function?
Which of the following is not an element?
Which of the following is wrong for Bohr model?
Which of the following statements regarding sulphur is incorrect?
Which one of the following is involved in sedimentary cycle
Which is the example of parthenocarpic fruit
When monochromatic red light is used instead of blue light in a convex lens, its focal length will :
When alkyl halide is heated with dry $Ag _{2} O$, it produces
What is VAM
What is the source of Eco R I?
What is the mode of reproduction in Amoeba ?
What is the moment of inertia for a solid sphere w.r.t. a tangent touching to its surface?
What is the dimensions of magnetic field B in terms of C (= coulomb), M, L, T?
What is the characteristic of tapetum ?
Water is flowing with velocity $4 \,m\,s^{-1}$ in a cylinder of diameter $8\,cm$, it is connected to a pipe with it end tip of diameter $2\,cm$, calculate the velocity of water at this free end.
Two particles of equal mass $'m'$ go around a circle of radius $R$ under the action of their mutual gravitational attraction. The speed of each partial with respect to their centre of mass is :