A bear is free falling from the 500 m high mountain, so it took 10 seconds to come down. Then the color of this bear is?

Gymnosperms and angiosperms are seed-producing plants with diplontic life cycles. In gymnosperms, the sporophylls are aggregated to form compact cones. The microsporophylls are broad and are not distinguished into filaments and...

Decrease in P.E. = Increase in K.E. So there is no loss in the energy by the object. There is only the transformation of the energy.

(a) Mass of sodium atoms carried by Krish = (5 × 23) g = 115 g While mass of carbon atom carried by Raunak = (5 ×12) g = 60g...

(a) High birth rates

In test tube ‘A’ – blue black colour because of presence of starch. In test tube ‘B’ – colour of iodine will not change because of digestion of starch into...

(i) Bubbles of air came out from the bottle.  (ii) Some water entered the bottle. 

Let E be the event that 3 will come up atleast once when a die is thrown twice. Then outcomes favourable to E are {(1, 3), (2, 3), (3, 1), (3,...

Theta=wt+1/2alpha Tsq. By this we will get Theta=200. For first 10 and last 10 sec theta will be same therefore =400. And for 10 sec of middle is alpha ×100= 400. Total =400+400=800rad

(c) They will be together at the starting point after the L.C.M of 36, 48 and 42 L.C.M. of 36, 48, 42 = 1008 seconds