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- Question
Soap is a mixture of sodium or potassium salts of
Options- A. dicarboxylic acids
- B. monocarboxylic acids
- C. glycerol
- D. tricarboxylic acids
- Correct Answer
- monocarboxylic acids
- 1. Which of the following is commonly called a 'polyamide'?
Options- A. Terylene
- B. Nylon
- C. Rayon
- D. Orlon Discuss
- 2. Which of the following rays are more penetrating?
Options- A. Beta rays
- B. Alpha rays
- C. Gamma rays
- D. X-rays Discuss
- 3. Isotopes are separated by
Options- A. crystallisation
- B. sublimation
- C. distillation
- D. filtration Discuss
- 4. How many colours the sunlight spectrum has?
Options- A. Three
- B. Seven
- C. Four
- D. Five Discuss
- 5. In an atomic explosion, enormous energy is released which is due to
Options- A. conversion of chemical energy into heat energy
- B. conversion of mechanical energy into nuclear energy
- C. conversion of mass into energy
- D. conversion of neutrons into protons Discuss
- 6. Deep blue colour is imparted to glass by the presence of
Options- A. cupric oxide
- B. nickel oxide
- C. cobalt oxide
- D. iron oxide Discuss
- 7. Optic fibres are mainly used for which of the following?
Options- A. Musical instruments
- B. Food industry
- C. Weaving
- D. Communication Discuss
- 8. Paper is manufactured by
Options- A. Wood and resin
- B. Wood, sodium and bleaching powder
- C. Wood, calcium, hydrogen sulphite and resin
- D. Wood and bleaching powder Discuss
- 9. Which is/are the important raw material(s) required in cement industry?
Options- A. Gypsum and Clay
- B. Clay
- C. Limestone and Clay
- D. Limestone Discuss
- 10. In vulcanisation, natural rubber is heated with
Options- A. Carbon
- B. Silicon
- C. Sulphur
- D. Phosphorous Discuss
General Science problems
Search Results
Correct Answer: Nylon
Correct Answer: Gamma rays
Correct Answer: distillation
Correct Answer: Seven
Correct Answer: conversion of mass into energy
Correct Answer: cobalt oxide
Correct Answer: Communication
Correct Answer: Wood, calcium, hydrogen sulphite and resin
Correct Answer: Limestone and Clay
Correct Answer: Sulphur
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