List of practice Questions

The slope of the velocity time graph for retarded motion is
The smallest living cells known are,
The slope of the stress verses strain curve is :
The site of EMP pathway is
The sharp melting point of crystalline solids is due to ________.
The shape of gaseous $SnCl_2$ is
The sequence of structural genes in lac operon is
The separation of two chromatids of each chromosome at early anaphase is initiated by
The scientific name of banyan is written as Ficus benghalensis L. Which of the following statements is correct regarding this ?
The salt hydrolysis of the salt of strong acid and weak base is called
The role of calcination in metallurgical operation is
The restoring couple for a magnet oscillating in the uniform magnetic field is provided by
The resultant of two vectors, 3 unit along east and 4 unit along north is
The relative abundance of two isotopes of atomic weight 85 and 87 is 75% and 25% respectively. The average atomic weight of element is
The repeating units of PTFE are
The reducing agent used in the thermite process is
The recoil speed of a hydrogen atom after it emits a photon in going from $n = 5$, state to $n = 1$ state is
The real part of $( {1 - cos \, \theta + i \, sin \, \theta} )^{-1} $ is
The real values of $x$ and $y$ for which the following equality hold, are respectively $(x^{4}+2xi)-(3x^{2}+iy)=(3-5i)+(1+2iy)$
"The rate of loss of heat $-dQ/dt$ of the body is directly proportional to the temperature difference $\Delta T = (T_2 - T_1)$ of the body and surroundings". This statement is
The radius of the nuclues is proportional (if A is the atomic mass number)
The radius of $n^{th}$ orbit $r_n$ in terms of Bohr radius $(a_0)$ for a hydrogen atom is given by the relation
The radio waves of frequency $30\, MHz$ to $300 \,MHz$ belong to
The $r_+ / r_-$ ratio of ZnS is 0.402. Pick out the false statements of the following
The purpose of smelting an ore is