Chemistry-
General
Easy
Question
In homogeneous catalytic reactions, there are three alternative paths A,B and C (shown in the figure) which one of the following indicates the relative ease with which the reaction can take place?
The correct answer is:
Related Questions to study
Chemistry-
Graph between log 
and log P is a straight line at angle 0 45 with intercept OA as shown Hence ,
at a pressure of 2 atm is
Graph between log and log P is a straight line at angle 0 45 with intercept OA as shown Hence , at a pressure of 2 atm is
Chemistry-General
Physics-
Values of the acceleration A of a particle moving in simple harmonic motion as a function of its displacement x are given in the table below.
The period of the motion is
Values of the acceleration A of a particle moving in simple harmonic motion as a function of its displacement x are given in the table below.
The period of the motion is
Physics-General
Physics-
Four massless springs whose force constants are 2k, 2k, k and 2k respectively are attached to a mass M kept on a frictionless plane (as shown in figure). If the mass M is displaced in the horizontal direction, then the frequency of oscillation of the system is
Four massless springs whose force constants are 2k, 2k, k and 2k respectively are attached to a mass M kept on a frictionless plane (as shown in figure). If the mass M is displaced in the horizontal direction, then the frequency of oscillation of the system is
Physics-General
Physics-
A man having a wrist watch and a pendulum clock rises on a TV tower. The wrist watch and pendulum clock per chance fall from the top of the tower. Then
A man having a wrist watch and a pendulum clock rises on a TV tower. The wrist watch and pendulum clock per chance fall from the top of the tower. Then
Physics-General
Physics-
A man weighing 60 kg stands on the horizontal platform of a spring balance. The platform starts executing simple harmonic motion of amplitude 0.1 m and frequency 
. Which of the following statement is correct
A man weighing 60 kg stands on the horizontal platform of a spring balance. The platform starts executing simple harmonic motion of amplitude 0.1 m and frequency . Which of the following statement is correct
Physics-General
Physics-
Time period of a block suspended from the upper plate of a parallel plate capacitor by a spring of stiffness k is T. When block is uncharged. If a charge q is given to the block them, the new time period of oscillation will be
Time period of a block suspended from the upper plate of a parallel plate capacitor by a spring of stiffness k is T. When block is uncharged. If a charge q is given to the block them, the new time period of oscillation will be
Physics-General
Physics-
The period of a simple pendulum, whose bob is a hollow metallic sphere, is T. The period is T1 when the bob is filled with sand, T2 when it is filled with mercury and T3 when it is half filled with mercury. Which of the following is true
The period of a simple pendulum, whose bob is a hollow metallic sphere, is T. The period is T1 when the bob is filled with sand, T2 when it is filled with mercury and T3 when it is half filled with mercury. Which of the following is true
Physics-General
Physics-
Assertion:Consider motion for a mass spring system under gravity, motion of M is not a simple harmonic motion unless Mg is negligibly small.
Reason : For simple harmonic motion acceleration must be proportional to displacement and is directed towards the mean position
Assertion:Consider motion for a mass spring system under gravity, motion of M is not a simple harmonic motion unless Mg is negligibly small.
Reason : For simple harmonic motion acceleration must be proportional to displacement and is directed towards the mean position
Physics-General
Physics-
The variation of potential energy of harmonic oscillator is as shown in figure. The spring constant is
The variation of potential energy of harmonic oscillator is as shown in figure. The spring constant is
Physics-General
Physics-
Acceleration A and time period T of a body in S.H.M. is given by a curve shown below. Then corresponding graph, between kinetic energy (K.E.) and time t is correctly represented by
Acceleration A and time period T of a body in S.H.M. is given by a curve shown below. Then corresponding graph, between kinetic energy (K.E.) and time t is correctly represented by
Physics-General
Physics-
A body of mass 0.01 kg executes simple harmonic motion (S.H.M.) about 
under the influence of a force shown below : The period of the S.H.M. is
A body of mass 0.01 kg executes simple harmonic motion (S.H.M.) about under the influence of a force shown below : The period of the S.H.M. is
Physics-General
Physics-
The velocity-time diagram of a harmonic oscillator is shown in the adjoining figure. The frequency of oscillation is
The velocity-time diagram of a harmonic oscillator is shown in the adjoining figure. The frequency of oscillation is
Physics-General
Physics-
For a particle executing S.H.M. the displacement x is given by 
. Identify the graph which represents the variation of potential energy (P.E.) as a function of time t and displacement x
For a particle executing S.H.M. the displacement x is given by . Identify the graph which represents the variation of potential energy (P.E.) as a function of time t and displacement x
Physics-General
Physics-
The graph shows the variation of displacement of a particle executing S.H.M. with time. We infer from this graph that
The graph shows the variation of displacement of a particle executing S.H.M. with time. We infer from this graph that
Physics-General
Physics-
The displacement time graph of a particle executing S.H.M. is as shown in the figure
The corresponding force-time graph of the particle is
The displacement time graph of a particle executing S.H.M. is as shown in the figure
The corresponding force-time graph of the particle is
Physics-General
