GATE ES 2021 Paper 1 — page 17

Questions 49–51 of 65. Imported answers require review unless explicitly marked reviewed.

Paper practice 65 questionsPage 17 of 22

In the context of water quality, which of the following is/are correct for the most probable number (MPN) of a water sample?

Your answerSelect all correct options. You can choose more than one.

The estimated organisms are gram negative.

It is based on the assumption of Poisson distribution.

It measures the exact number of microorganisms present in the sample.

It includes the quantification of pathogenic virus.

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

For any particular location, which of the following would influence the solar radiation incident on a rooftop solar water heater?

Your answerSelect all correct options. You can choose more than one.

Heater surface temperature

Day of the year

Hot water temperature

Sky clearness

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

, where

, then the value of the ratio

is ________ (answer in integer).

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

2021 · Paper 1