List of practice Questions

Which of the following is a non-conservative force?
Which of the following is not correct about transition metals ?
Which of the following is urotropine?
Which of the following is true regarding projectile motion?
Which of the following shows heterotrichous habit?
Yellow bone marrow is found especially in the medullary cavity of
Which of the following does not give yellow ppt.with $I_2/NaOH$ ?
Which of the following contains cobalt?
Which of the following compounds is known as white vitriol?
Wharton?? duct is the duct of
Threshold frequency for a metal is $10^{15} Hz$. If the light of wavelength $4000 \mathring {A}$ falls on its surface, then which of the following statement is correct?
This symbol represents
Thermite is a mixture of
The working of a dynamo is based on the principle of
The volume of a gas expands by $0.25 \,m ^{3}$ at a constant pressure of $10^{3} \,N / m$. The work done is equal to
The strongest bronsted base among the following anions is
The simple mechanical tissue of living cells is:
The reaction of Ethanol with $H_2SO_4$ does not give
The $pH$ value of human blood is about
The pH of $0.001( N )$ acetic acid solution, which is $10 \%$ dissociated. is
The number of molecules in $4.25\, g$ of ammonia is approximately
The magnetic flux linked with a coil, in webers, is given by the equation: $\phi=5 t^{2}+3 t+16$. The induced e.m.f. in the coil in the fourth second will be
The hydrogen atom can give spectral lines in the Lyman, Balmer Paschen series. Which of the following statement is correct?
The hybrid state of positively charged carbon in vinyl carbocation is $ (C{{H}_{2}}=C{{H}^{+}}--) $ :
The force acting on a body of mass 10 kg is $ (2\mathbf{\hat{i}}+\mathbf{\hat{j}}\,-\mathbf{\hat{k}}) $ N. If the body is initially at rest. The velocity at the end of the 20 sec is: