Which one of the following is commonly used as an indicator to measure the exact pH?

Nord Stream 2 pipeline, which was making news recently, passes through which Sea?

Which country’s Mars Digger probe named the ‘Mole’ was declared dead recently?

Which Union Ministry is to set up a National Faceless Penalty Centre?

Which country has released its next-generation 'Xian' H-20 stealth bomber?

The Leader of which country has been given a title of “General secretary” of the ruling Workers’ Party?

The Shanti Swarup Bhatnagar Prize is annually awarded for outstanding achievement in which area?

The acceleration due to gravity at the surface of the earth (mass M and radius R) is proportional to ___.