Engineering Questions

409 solved questions with detailed explanations

201

Q.45. The output Y for the given inputs A and B to the circuit is: [Figure: Logic circuit diagram]

JEE MainPhysics
202

Q.25. Let f be a twice differentiable function such that , . Then is equal to ________.

JEE MainMathematics
203

Q.36. Initial pressure and volume of a monoatomic ideal gas are P and V. The change in internal energy of this gas in adiabatic expansion to volume V_final = 27 V is J.

JEE MainPhysics
204

Q.26. Match the LIST-I with LIST-II List-I List-II A. Planck's constant I. MLT B. Stopping potential II. T C. Work function III. MLT D. Threshold frequency IV. MLTA Choose the correct answer from the

JEE MainPhysics
205

Q.59. Given below are two statements : Statement-I : Aluminium is more electropositive than thallium as the standard electrode potential value of is negative and is positive. Statement-II: The sum o

JEE MainChemistry
206

Q.74. Identify the metal ions among Co²⁺, Ni²⁺, Fe²⁺, V³⁺ and Ti²⁺ having a spin-only magnetic moment value more than 3.0 BM. The sum of unpaired electrons present in the high spin octahedral complexe

JEE MainChemistry
207

Q.9. A person has three different bags and four different books. The number of ways, in which he can put these books in the bags so that no bag is empty, is

JEE MainMathematics
208

Q.23. If the sum of the coefficients of and in the expansion of , , is zero, then the value of n is

JEE MainMathematics
209

Q.16. Let for some , be a function satisfying for all . If and , then the value of is :

JEE MainMathematics
210

Q.52. Match List-I with List-II. List-I (Pair of Compounds) A. 2-Methylpropene and but-1-ene B. Cis-but-2-ene and trans-but-2-ene C. 2-Butanol and diethyl ether D. But-1-ene and but-2-ene List-II (Typ

JEE MainChemistry