List-I (Organisation) | List-II (Description) |
---|---|
i. CAC | 2. Publishes ‘Food Code’ document |
ii. ISO | 1. Worldwide non-governmental federation |
iii. WTO | 4. Established in 1995 for administering trade agreements in the world |
iv. BIS | 3. Voluntary Product Certification of India |
Two batteries of emf's \(3V \& 6V\) and internal resistances 0.2 Ω \(\&\) 0.4 Ω are connected in parallel. This combination is connected to a 4 Ω resistor. Find:
(i) the equivalent emf of the combination
(ii) the equivalent internal resistance of the combination
(iii) the current drawn from the combination
Four students of class XII are given a problem to solve independently. Their respective chances of solving the problem are: \[ \frac{1}{2},\quad \frac{1}{3},\quad \frac{2}{3},\quad \frac{1}{5} \] Find the probability that at most one of them will solve the problem.