IAAC Pre-Final Papers

How much time universe was filled with neutral hydrogen?

• 500 million years

• 200 million years

• 700 million years

• 100 million years

Reionization process is expected to be -

• homogeneous

• uniform

• inhomogeneous

• homologous

How 'Redshift' is annotated?

• z

• j

• i

• r

IGM stands for

• Intergalactic medium

• Intergalactic mass

• Intergalactic maser

• Intergalactic Molecules

What is DAWN?

• Deep And Wide Near-infrared survey

• Deep And Wide Narrowband survey

• Dynamics And Wide Network survey

• Dynamics And Wobbling Neutron star survey

What is EGS?

• Extended Gravitational Survey

• Extended Geo Satelite

• Extended Groth Strip

• Extended Gravitfied Stars

How Important is Signal-To-Noise Ratio (SNR)?

• More SNR is bad for data

• More SNR More Precision

• SNR needs to be removed

• Redshift can be measured from SNR

MOSFIRE is part of -

• Keck I Telescope

• Keck II Telescope

• Kenarry Telescope

• Kilian Telescope

The redshift of the galaxies z8_4 and z8_5 is -

• 7.2

• 7.3

• 7.5

• 7.7

Which galaxies are very young?

• Lyman Galaxy

• Lyman-Alpha Galaxy

• Lyman-Bammer Galaxy

• Lyman-Gamma Galaxy