Question
C-DOT and STL achieved India’s first Quantum Key
Distribution over how many kilometers using Multi-Core Fibre?Solution
The Quantum Key Distribution (QKD) transmission over a Multi-Core Fibre (MCF) by C-DOT and STL was successfully demonstrated over 100 km, enabling quantum-secure communication with high stability.
M and N started a business by investing Rs.4500 and Rs.5600 respectively. After 5 months, M and N increased their investments by 40% and Rs.1500 respect...
A and B started a retail store with initial investments in the ratio 5:6 and their annual profits were in the ratio 2:3. If A invested the money for 8 m...
‘K’ and ‘L’ formed a business investing in the ratio 8:7 for 3 years. They decide to give 12% of the profit to a community development fund. If ...
'A' and 'C' started a business by investing Rs. 11,000 and Rs. 13,000, respectively. Seven months later, they invited 'B' to join the business who inves...
Amit and Ben started a partnership by investing Rs.3600 and Rs.4500, respectively. Amit's investment period is 'x' months, while Ben's investment period...
P and Q entered into partnership with Rs. 8000 and Rs. 12000 respectively. After 4 months P withdrew `1/4` of his stock but after 4 months more he put b...
‘R’ invested Rs. 4000 in a business. ‘S’ joined x months later with an investment of Rs. 3000. If at the end of the year, S’s share in the pro...
Three partners Karan, Arjun and Mukesh invest Rs 75,000, Rs 90,000, Rs 1,05,000 respectively in a business. Karan receives 12.5% of the profit as Manage...
Akash invested some money in a venture for a period of 5 months. After 3 months of his investing, Brijesh invested some amount such that the ratio of in...
Two persons A and B start a business with investment of Rs 12000 and Rs 14000 respectively. After 4 months C also joined them with certain investment. T...
Relevant for Exams:
