List of top Questions asked in JEECUP

A body is moving with a constant speed \(v\) in a circular path of radius \(r\). The magnitude of average velocity after half a revolution is: 

Which of the following nitrogenous bases is NOT found in DNA?
Two forces of 4 N and 3 N act on a particle. For maximum resultant force, the angle between them should be-
A rainbow is formed due to which of the following phenomena of light?
\(\tan 1^{\circ} \cdot \tan 2^{\circ} \cdot \tan 3^{\circ} \cdots \tan 89^{\circ} =\)
The L.C.M. of \(\frac{7}{3},\ \frac{5}{6},\ \frac{14}{9}\) is
If \(\log_{10}3=0.4771,\ \log_{10}7=0.8450\), then the value of \(\log_3 7\) is
If \(x=2+\sqrt3,\ y=2-\sqrt3\), then the value of \(x^{-3}+y^{-3}\) is
\((x-y)^3+(y-z)^3+(z-x)^3=\)
The allotrope of carbon that is a good conductor of heat and electricity is:
A particle moves with uniform speed along a circular path. The direction of its acceleration (if any) is-
Which of the following shows addition reaction?
The number of molecules involved in a molecular reaction is called:
In diamond, each carbon atom is bonded to four other carbon atoms forming a:
The rate of homogeneous reaction is affected by:
A particle moves uniformly in a circular path of radius 10 m. It takes 10 s to complete one revolution. Its speed after 20 s will be-
The relative density of silver is 10.8. If the density of water is 1000 kg/m\(^3\), then the density of silver will be-
A boy of mass 50 kg runs with a speed of 4 m/s. His kinetic energy is-
Which organelle is known as the 'Suicidal Bag' of the cell?
During which phase of the cell cycle does DNA replication occur?
Fluid Mosaic Model of cell membrane was proposed by:
The main function of enzymes in organic reactions is to:
Ribosomes are the sites for the synthesis of which of the following?
Which type of radiation consists of high-energy photons with no mass or charge?
What is the chemical formula of rust?