फलों के रस को सुरक्षित रखने के लिए निम्नलिखित में से किसका उपयोग किया जाता है?
Which of the following is used to preserve fruit juices?
Comprehensive collection of questions from General Science asked in recent state service examinations. Each question is verified with official answer keys and step-by-step bilingual solutions.
Which of the following is used to preserve fruit juices?
The chemical used for preservation of food substances is:
Which of the following substances is used for the preservation of food items?
Which of the following is NOT an explosive?
Which of the following explosives is known as 'Nobel's Oil'?
Which of the following is the major component of natural gas?
Which acid is found in vinegar?
Which one of the following statements is true?
Which of the following is a natural fuel?
The quality of petrol is expressed by:
Which of the following fossil fuels is the cleanest fuel?
Vinegar is an aqueous solution of which of the following?
In which of the following explosives is nitroglycerin NOT present as an essential constituent?
Which of the following is a fossil fuel?
'Octane number' is a measure of the quality of:
Which one of the following has the highest calorific value (fuel value)?
The chemical name of vinegar is:
The chemical used in the manufacture of dynamite is:
Consider the following statements: 1. Coal, petroleum and natural gas are fossil fuels. 2. Gasohol is a mixture of benzene and alcohol. 3. Geothermal energy is a non-conventional energy source. 4. Gobar gas mainly consists of methane. Among these statements:
Match List-I with List-II and select the correct answer using the codes given below the lists: List-I (Fuel Gas) List-II (Major Components) A. CNG 1. Carbon monoxide, Hydrogen B. LPG 2. Butane, Propane C. Coal gas 3. Methane, Ethane D. Water gas 4. Hydrogen, Methane, Carbon monoxide Code:
Compressed Natural Gas (CNG) is mainly composed of:
Tetraethyl lead is added to petrol to:
Which of the following is the main constituent of LPG?
Gasohol is a mixture of:
Consider the following features of newer automobile models: 1. Radial tyres 2. Streamlined body 3. Multi-point fuel injection (MPFI) 4. Catalytic converter with exhaust Which of these features make newer models more fuel efficient?