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What is DDT among the following :

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If $∣z+4∣≤3$, then the maximum value of $∣z+1∣$ is

A charge Q is placed at each of the opposite corners of a square. A charge q is placed at each of the other two corners. If the net electrical force on Q is zero, then the Q/q equals

Statement-1 : Energy is released when heavy nuclei undergo fission or light nuclei undergo fusion and Statement-II: For heavy nuclei, binding energy per nucleon increases with increasing Z while for light nuclei it decrease with increasing Z

Which of the following pairs represents linkage isomers ?

A value of C for which the conclusion of Mean Value Theorem holds for the function $f(x)=(g)_{e}x$on the interval [1, 3] is

Let $f:R⃗→R$ be a function defined by $f(x)=M∈{x+1,∣x∣+1}$ . Then which of the following is true?

Let a, b, c be any real numbers. Suppose that there are real numbers x, y, z not all zero such that $x=cy+bz,y=az+cxandz=bx+ay$. Then $a_{2}+b_{2}+c_{2}+2abc$is equal to

A body is at rest at x = 0. At t = 0, it starts moving in the positive x-direction with a constant acceleration. At the same instant another body passes through x = 0 moving in the positive x-direction with a constant speed. The position of the first body is given by \displaystyle{x}_{}