1.
Hypersonic missiles travel at speeds exceeding Mach 5. What does 'Mach' refer to?
2.
What is the primary role of a hypersonic missile interceptor?
3.
Which organization successfully tested an advanced hypersonic missile interceptor?
4.
The 'Varuna' exercise typically involves which of the following aspects of naval operations?
5.
In which year was the first edition of the Varuna naval exercise held?
6.
The 'Varuna' series of joint naval exercises is conducted between India and which other country?