1
###
Which devices is sued to measure atmospheric pressure

Which one of the following devices is sued to measure atmospheric pressure?

- Ammeter
- Barometer
- Potentiometer
- Lactometer

2
###
Whether an object will float or sink in a liquid, depends on

Whether an object will float or sink in a liquid, depends on

- mass of the object only
- mass of the object and density of liquid only
- difference in the densities of the object and liquid
- mass and shape of the object only

3
###
Bernoulli's principle is based on which one among the following laws

Bernoulli's principle is based on which one among the following laws

- Conservation of momentum
- Conservation of angular momentum
- Conservation of energy
- Conservation of mass

4
###
Which of the following is not a result of surface tension

Which of the following is not a result of surface tension?

- Flow of a liquid
- Capillary rise
- Nearly spherical drop of rain
- Removal of dirt by soap or detergent

5
###
If some object is weighed when submerged in water

If some object is weighed when submerged in water, what will happen to its weight compared to its weight in air?

- Increase
- Decrease
- Remain exactly the same
- Increase or decrease cannot be predicted

Write all the values of p for which the quadratic equation x^2 + px + 16 = 0
Amit, standing on a horizontal plane, finds a bird flying at a distance of 200 m
A solid iron pole consists of a cylinder of height 220 cm and base diameter 24 cm
Prove that Trigonometry Relation #05
Prove that Trigonometry Relation #04
Which term of the Arithmetic Progression –7, –12, –17, –22
How many terms of the Arithmetic Progression 45, 39, 33
In a class test, the sum of Arun’s marks in Hindi and English is 30