Daily Current Quiz for UPSC : 18 Nov 2024

Consider the following statements about greenhouse gases and their radiative forcing effects:

1. Methane (CH₄) has a stronger RF effect per molecule than carbon dioxide (CO₂).
2. The RF of CO₂ is greater than CH₄ because of its higher atmospheric concentration.
3. Water vapor is a primary driver of RF because humans directly emit it in large quantities.

Which of the following statements about hypersonic missiles is/are correct?

1. Hypersonic missiles travel at speeds of Mach 1 or above.
2. They can maneuver during flight, making them harder to intercept.
3. Hypersonic missiles include both glide vehicles and cruise missiles.

Which of the following statements about hypersonic cruise missiles (HCMs) is correct?

1. HCMs use air-breathing engines like scramjets for sustained flight at hypersonic speeds.
2. HCMs fly at higher altitudes than ballistic missiles.
3. HCMs are slower than hypersonic glide vehicles but can still evade interception.

The Arms (Amendment) Act, 2019, introduced significant changes to India’s arms legislation. Which of the following statements are correct regarding its provisions?

1. The Act reduces the number of firearms a person can possess from three to two.
2. The Act introduces stricter penalties, including life imprisonment, for certain offenses.
3. The Act prohibits the manufacture of firearms without a valid license.