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QJEE MAIN
A stationary particle breaks into two parts of masses $\mathrm{m}_{\mathrm{A}}$ and $\mathrm{m}_{\mathrm{B}}$ which move with velocities $v_A$ and $v_B$ respectively. The ratio of their kinetic...
JEE MainPhysicsMedium
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QJEE MAIN
A player caught a cricket ball of mass 150 g moving at a speed of 20 m/s. If the catching process is completed in 0.1...
JEE MainPhysicsEasy
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QJEE MAIN
Correct Bernoulli's equation is (symbols have their usual meaning) :
JEE MainPhysicsEasy
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QJEE MAIN 2024
If $\sin x = - \frac{3}{5}$, where $\pi < x < \frac{{3\pi }}{2}$, then $80\left( {{{\tan }^2}x - \cos x} \right)$ is equal to :
JEE MainMathematicsEasy
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QJEE MAIN
Let f:(0,π)→R be a function given by Where a,b∈Z. If f is continuous at $\mathrm{x}=\frac{\pi}{2}$,...
JEE MainMathematicsEasy
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QJEE MAIN
Let A={2,3,6,7} and B={4,5,6,8}. Let R be a relation defined on A×B by $(a_1,b_1 )R(a_2,b_2 ) $ is and only if $a_1+a_2=b_1+b_2$. Then the number...
JEE MainMathematicsHard
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QJEE MAIN
If a function f satisfies f(m+n)=f(m)+f(n) for all m,n∈N and f(1)=1, then the largest natural number λ such that $∑_(k=1)^2022 f(λ+k)≤(2022)^2 $ is equal to
JEE MainMathematicsEasy
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QJEE MAIN
Let the centre of a circle, passing through the point (0,0),(1,0) and touching the circle $x^2+y^2$ =9, be (h,k). Then for all possible values of...
JEE MainMathematicsMedium
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QJEE MAIN
Let A be a non-singular matrix of order 3. If $\operatorname{det}(3 \operatorname{adj}(2 \operatorname{adj}((\operatorname{det} A) A)))=3^{-13} \cdot 2^{-10}$ and det $(3 \operatorname{adj}(2 A))=2^m \cdot 3^n$, then...
JEE MainMathematicsEasy
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QJEE MAIN
The remainder when $428^{2024}$ is divided by 21 is
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