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Cold cathode ionization vacuum gauges are more accurate than hot cathode ionization vacuum gauges.

Correct Answer: False
Cold cathode vacuum gauges are less accurate than hot cathode vacuum gauges, But some difficulties in hot cathode are reduced in cold cathode type.

Which of the following statements about vacuum gauges are correct? Statement 1: Thermal vacuum gauges sense the cooling effect of a heated filament. Statement 2: Thermal vacuum gauges designed to measure high pressures.

Which of the following option is true for given statements regarding gauges for tapers? Statement 1: Use of double ended gauges is very important in limit gauges for tapers. Statement 2: Gauges should be packed in non-absorbent paper.

Electrospray ionization MS and matrix-assisted laser desorption ionization (MALDI) MS only differ in the ionization procedure used.

L is older than M and taller than N. O is younger than P, older than N and shorter than Q. R is older than S, younger than N, shorter than S and taller than Q. S is older than L, M, O, P, Q, R and S is necessarily false?

Statement 1: The cold point of a food item getting heated up by convection has its cold point at the centre of the container on the vertical axis. Statement 2: The cold point of a food item getting heated up by conduction has its cold point at the bottom of the container on the vertical axis.

What will be the value of temperature of hot reservoir in a carnot cycle, if the temperature of cold reservoir is 25°C, heat absorbed from hot reservoir is 12J and heat rejected to cold reservoir is 4J?

There are five statements given below: i. karim earns more than Rahim but less than Raihan ii. Tarique earns more than Farid iii. Rahim earns more than Rariq iv. Raihan and Rarique earn equal amounts v. Farid earns the least amount which of the above statements prove that Tarique earns more money than Rafiq?

Choose the right option among the alternatives – A thyristor goes into full conduction in its forward direction when anode/cathode/gate is positive with respect to its anode/cathode/gate and a turn-on voltage or current signal in the form of a pulse is given to its anode/ cathode/gate.

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives. Let us examine the facts in the case more ____________. First of all, language is no more ____________ a medium; it is like air to the creatures of the land or water to fishes. If it is perfectly clear and pure, we do not notice it any more than we notice pure air when the sun is shining ________ a clear sky, or the taste of pure cool water when we drink a glass __________ a hot day. Unless the sun is shining, there is no brightness; unless the water is cool, there is __________ refreshment. when we drink a glass __________ a hot day.

There are five students - P, Q, R, S and T having different heights in a class. P's height is more than only one student. Q's height is more than S and P
but not more than R. S's height is more than P. R is not the smallest. Who is having the maximum height in the class?