Question : The space shuttle which took Sunita Williams beyond Earth was

Option 1: Challenger

Option 2: Galileo

Option 3: Discovery

Option 4: Voyager-2

Question : The first woman of Indian origin who undertook a space journey is

Option 1: Sunita Williams

Option 2: Kalpana Chawla

Option 3: Darshan Ranganath

Option 4: Avani Chaturvedi

Question : First Hindu-American to enter in the US House of  Representative as senator is :

Option 1: Sunita Williams

Option 2: Jyoti Sengupta

Option 3: Ami Bera

Option 4: Tulsi Gabbard

Question : In nuclear reactors, graphite is used as a / an

Option 1: Fuel

Option 2: Lubricant

Option 3: Moderator

Option 4: Insulator

Question : If $a^{3}+\frac{1}{a^{3}}=2$, then the value of $\frac{a^{2}+1}{a}$ is ($a$ is a positive number):

Option 1: 1

Option 2: 2

Option 3: 3

Option 4: 4