(b) The trees in Monsoon Forests shed their leaves for about six to eight weeks in summer on account of a long dry spell. The rainfall suited for such forests...
Hint: Three essential requirements.
a. Fuel
b. Air
c. Heat to acquire the ignition temperature
The job of fire extinguisher is to cut off the supply of air or to bring down the temperature...
(a) Air Pollution: This kind of pollution is caused by the emission of harmful gases into the atmosphere. Smoke and chemicals emitted by factories and vehicles degrade the air quality...
Total no. of possible outcomes = 20 {20 bulbs}
(i) E ⟶ be event of getting defective bulb.
No. of favourable outcomes = 4 {4 defective bulbs}
Probability, P(E) = (No.of favorable outcomes)/(Total...
