MCQ_SINGLE

The number of action potentials generated by sino-atrial node (SAN) in a healthy human is per minute.

MCQ_SINGLE

In an acidic medium, 10 mL of 0.25 M oxalic acid is titrated with $KMnO_{4}$ solution. If the volume of $KMnO_{4}$ solution required to reach end point is 10 mL, the strength of the $KMnO_{4}$ solution is

MCQ_SINGLE

Given below are two statements: Statement-I: Heating NaCl with concentrated $H_{2}SO_{4}$ and $MnO_{2}$ results in oxidation of Mn. Statement-II: Heating NaI with concentrated $H_{2}SO_{4}$ and $MnO_{2}$ results in reduction of Mn. In light of the above statements, choose the most appropriate answer from the options given below.

MCQ_SINGLE

Which of the following is not a part of human central neural system?

MCQ_SINGLE

Two infinitely long parallel conducting wires A and B carry currents $I$ and $2I$, respectively, in the same direction. The wire A has uniform mass per unit length $\lambda$ and lies on an insulated floor. The wire B is kept fixed at a height $h$ above the floor. The minimum magnitude of $h$ so that the wire A does not rise from the floor is: [$g$ is the acceleration due to gravity and $\mu_{0}$ is the permeability of free space.]

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