Which fluid is used in a vehicle’s air conditioning system?

Explanation: Refrigerant is used in the air conditioning system for cooling.

Q: Which bank has launched India's first virtual credit card PIXEL on May 16, 2024?
Ans: HDFC Bank

Q: What describes the Doppler Effect?
Ans: Change in wave frequency

Q: Who was awarded Bhutan's highest honor 'Order of Druk Gyalpo' on March 22, 2024?
Ans: Prime Minister Modi

Q: On 30 September 2024, who unveiled the new suicide drone Shaheed-136B?
Ans: Iran

Q: What is the minimum age for a heavy vehicle learner’s license?
Ans: 20

Q: According to Charaka, which Rasayana is indicated for bone health?
Ans: Laksha

Q: Which city had ring wells for drainage?
Ans: Mathura

Q: Which city in Bihar is known as the ‘Cultural Capital’?
Ans: Hajipur

Q: Who has become the world's second-largest aluminum producer?
Ans: India

Q: Where has the 57th meeting of ASEAN Foreign Ministers been held on 26 July 2024?
Ans: Vientiane, Lao PDR (Laos)

Q: What was the net interest expense on the U.S. debt for March 2025?
Ans: $93 billion

Q: What is the process of reusing materials called?
Ans: Recycling

Q: On August 10, 2024, UNICEF and which state government partnered to involve fathers in breastfeeding?
Ans: West Bengal

Q: What is the preferred position for a patient with asthma exacerbation?
Ans: Sitting upright

Q: What term in biotechnology means a genetically exact copy of an organism?
Ans: phenotype