List of practice Questions

Which of the following is NOT a dicarboxylic acid?
Which among the following is an example of Metal - metal ion electrode?
What is the type of magnetic behavior and geometry respectively in Cuprammonium sulfate (atomic no. of Cu = 29)?
Which among the following sources contains caryophyllene?
Which of the following is o-acetylsalicylic acid?
Which among the following is used as a source of oxygen in submarine in emergency breathing apparatus?
What type of hybridization is present in PCl$_5$ molecule?
Which among the following polymers belongs to the class elastomers?
Which among the following gases liquefy easily?
Which ligand among the following has the highest splitting power of d-orbitals of central metal ion?
Which of the following is NOT an antacid?
What is the relation between cell constant, conductivity, and electrical resistance?
An element crystallizes in bcc type crystal structure with edge length of unit cell 300 pm. Calculate radius of element?
A body of mass 5 kg is moving in a straight line. The relation between its displacement and time is \( x = (t^3 - 2t - 10) \) m. What is the force acting on it at the end of 5 seconds?
The length of seconds pendulum is 1 m on the earth. If the mass and diameter of the planet is double that of the earth, then the length of the seconds pendulum on the planet will be
Which from the following elements has the lowest tendency to form its oxide?
A steel wire of length \( L \) and area of cross-section \( A \) is suspended from rigid support. If \( Y \) is the Young's modulus of material of the wire and \( \alpha \) is the coefficient of linear expansion, then the increase in tension when temperature falls by \( t^\circ C \) is
The materials having negative magnetic susceptibility are
Let \( \mu_1 \) and \( \mu_2 \) be the refractive indices of two media. \( v_1 \) and \( v_2 \) are the velocities of light in the media respectively. Which one of the following relations is TRUE?
A toroid has a non-ferromagnetic wire of inner radius \( r_1 \) and outer radius \( r_2 \), around which \( N \) turns of wire are wound. If the current in the wire is \( I \), then the magnetic field inside the toroid is
Two rings of same mass \( M \) and radius \( R \) are so placed that their centre is common and their planes are perpendicular to each other. The moment of inertia of the system about an axis passing through the centre and perpendicular to any one ring is
An object is immersed in a fluid of refractive index \( \mu \). In order that the object becomes invisible when observed from outside, it should
A horizontal spring executes S.H.M. with amplitude \( A_1 \), when mass \( m_1 \) is attached to it. When it passes through mean position, another mass \( m_2 \) is placed on it. Both masses move together with amplitude \( A_2 \). Therefore \( A_2 : A_1 \) is
A capacitor of unknown capacitance \( C \) is connected across a battery of \( V \) volt. The charge stored in it becomes \( Q \) coulomb. When potential across the capacitor is reduced by \( V' \) volt, the charge stored in it becomes \( Q' \) coulomb. The capacitance \( C \) is
In a sphere of influence, the liquid molecule at its centre is