List of top Questions asked in JEECUP

What is the IUPAC name of the compound CH₃-CH₂-CO-CH₃?
A bag contains 4 red and 6 blue balls. Two balls are drawn at random without replacement. What is the probability that both are red?
A point P divides the line segment joining A(2, 3) and B(8, 9) in the ratio 1:2. What are the coordinates of P?
If sin θ + cos θ = √2, what is the value of sin θ · cos θ?
The roots of the quadratic equation x² - 5x + k = 0 are real and distinct. What is the range of values for k?
For the reaction N₂(g) + 3H₂(g) ⇌ 2NH₃(g), the equilibrium constant Kc is 0.5 at 400 K. If [N₂] = 0.1 M, [H₂] = 0.2 M, and [NH₃] = 0.05 M, what is the reaction quotient Qc?
Which of the following molecules has a trigonal planar molecular geometry?
A gas undergoes an isothermal process at 300 K, and its volume increases from 2 L to 4 L. If the initial pressure is 2 atm, what is the work done by the gas? (R = 8.314 J/mol·K, assume 1 mole)
A block of mass 5 kg is placed on a frictionless surface and pushed with a force of 20 N at an angle of 30° to the horizontal. What is the acceleration of the block?
A light wave of wavelength 600 nm passes through a double-slit apparatus with a slit separation of 0.2 mm. What is the angular separation (in degrees) of the first-order bright fringe?
The capacitance of a capacitor is \( 3 \, \mu F \). If \( 108 \, \mu C \) charge is available in it, then what will be the potential difference between the plates?
Whichletter has the same neighbours as in alphabetical order although they have changed places?
Which letter occurs twice?
If every even letter of alphabets beginning with B is replaced by odd number beginning with 3, which letter/number will be the third to the right of the tenth number/letter counting from your right?
The door of Madan’s house faces the East. From the back side of his house, he walks straight 50 metres, then turns to the right and walks 50 metres again. Finally he turns leftwards and stops after 25 metres. In which direction is Madan from starting point?
Raunak walks 20 m Northwards. Then turns right and walks 30 m. Then he turns right and walks 35 m. Then he turns left and walks 15 m. Then he again turns left and walks 15 m. In which direction and how many metres away is he from his original position?
Choose the word that is not like the other words in the group
Choose the word that is not like the other words in the group
Choose the word that is not like the other words in the group
A fan always has
A tree always has
Assertion (A) : Ashoka pillars have retained their gloss in their surface.
Reason (R) : Moisture laden winds do not blow in the areas where they are located
Assertion (A) : In India, the judiciary is independent of the executive.
Reason (R) : Judiciary favour the government and helps in implementation.
Assertion (A) : Increase in carbon dioxide would melt polar ice.
Reason (R) : Global temperature would rise.
Who among Shyam, Nath, Varun and Muneer is youngest ? A. Varun is younger than Muneer but older than Shyam and Nath B. Muneeris the oldest C. Shyamisolder than Nath