Welcome to your Science Quiz 24
1.
Consider the following statements regarding a motor car battery: [1999]
I. The voltage is usually 12 V.
II. Electrolyte used is hydrochloric acid.
III. Electrodes are lead and copper.
IV. Capacity is expressed in ampere-hour.Â
Which of the above statements are correct?
2.
Match List I (Quantity) with List II (Units) and select the correct answer using the codes given below the Lists: [1999]
List IÂ
- High speedÂ
- Wavelength
III. Pressure
- Energy
List II
- A) Mach
- B) Angstrom
- C) Pascal
- D) Joule
3.
For which one of the following is capillarity not the only reason? [1999]
4.
Consider the following statements: [1999]
- If a person looks at a coin which is in a bucket of water, the coin will appear to be closer than it really is.
- If a person under water looks at a coin above the water surface, the coin will appear to be at a higher level than it really is.Â
Which of the above statements is/are correct?
5.
Low temperatures (Cryogenics) find application in: [1999]
6.
A fuse is used in the main electric supply as a safety device. Which one of the following statements about the fuse is correct? [1998]
7.
A ball is dropped from the top of a high building with a constant acceleration of 9.8 m/s². What will be its velocity after 3 seconds? [1998]
8.
Which one of the following elements is essential for the construction of nuclear reactors? [1998]
9.
The difference between a nuclear reactor and an atomic bomb is that: [1995]
10.
Match the names of outstanding Indian scientists given in List I with the area of their specialized work given in List II: [1998]
List IÂ
- Dr. Raja RamannaÂ
- Dr. M.S. Swaminathan
III. Prof. U.R. Rao
- Prof. Meghnad Saha
List II
- A) Plant Chemistry
- B) Nuclear Physics
- C) Thermodynamics and astrophysics
- D) Space research
- E) Agricultural sciences
