JEE Advanced questions
579 published questions with worked solutions.
- Let E_1(r), E_2(r) and E_3(r) be the respective electric fields at a distance r from a point charge Q, an infinitely long wire...
- A student is performing an experiment using a resonance column and a tuning fork of frequency 244 s⁻¹. He is told that the air in...
- Heater of an electric kettle is made of a wire of length L and diameter d. It takes 4 minutes to raise the temperature of 0.5 kg...
- During Searle's experiment, zero of the Vernier scale lies between 3.20 10^ -2 m and 3.25 10^ -2 m of the main scale. The 20th...
- Two parallel wires in the plane of the paper are distance X_0 apart. A point charge is moving with speed u between the wires in...
- To find the distance d over which a signal can be seen clearly in foggy conditions, a railways engineer uses dimensional analysis...
- A galvanometer gives full scale deflection with 0.006 A current. By connecting it to a 4990 Ω resistance, it can be converted...
- The correct combination of names for isomeric alcohols with molecular formula C_4H_ 10 O is/are
- Hydrogen bonding plays a central role in the following phenomena:
- In a galvanic cell, the salt bridge
- Upon heating with Cu_2S , the reagent(s) that give copper metal is/are
- The correct statement(s) for orthoboric acid is/are
- For the reaction: I^- + ClO_3^- + H_2SO_4 Cl^- + HSO_4^- + I_2 The correct statement(s) in the balanced equation is/are:
- Consider all possible isomeric ketones, including stereoisomers, of MW = 100. All these isomers are independently reacted with...
- Consider the following list of reagents: Acidified K_2Cr_2O_7 , alkaline KMnO_4 , CuSO_4 , H_2O_2 , Cl_2 , O_3 , FeCl_3 , HNO_3...
- A compound H_2X with molar weight of 80 g is dissolved in a solvent having density of 0.4 g ml⁻¹. Assuming no change in volume...
- MX_2 dissociates into M^ 2+ and X^- ions in an aqueous solution, with a degree of dissociation (α) of 0.5. The ratio of the...
- Let M and N be two 3 × 3 matrices such that MN = NM. Further, if M N^2 and M^2 = N^4, then
- For every pair of continuous functions f, g : [0, 1] → ℝ such that f(x) : x [0, 1] = g(x) : x [0, 1] , the correct statement(s)...
- Let f : (0, ∞) → ℝ be given by f(x) = _ 1 x ^ x e^ - (t + 1 t ) dt t . Then