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Physics
A thin circular ring of mass ‘M’ and radius r is rotating about its axis with a constant angular velocity , Two objects, each of mass m, are attached gently to the opposite ends of a diameter of the ring. The wheel now rotates with an angular velocity
Chemistry
State with balanced equations what happens when: (i) White phosphorous (P₄) is boiled with a strong solution of sodium hydroxide in an inert atmosphere. (ii) Sodium iodate is treated with sodium bisulphate solution. (iii) Dilute nitric acid is slowly reacted with metallic tin. (iv) Potassium permanganate is reacted with warm solution of oxalic acid in the presence of sulphuric acid.
Mathematics
Let a>0, d>0. Find the value of the determinant