1.  Which is the future fuel?

a

  Hydrogen

b

 Natural Gas

c

 Ethanol

d

 Methane

Answer & Explanation
Answer : Option B

2.  On a cold day when a room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because

a

  Plastics have a lower density than metals

b

 Plastics have a higher thermal conductivity than metals

c

 Metals have higher thermal capacity than plastics

d

 Metals are good conductor of heat

Answer & Explanation
Answer : Option D

3.  Point 'A' is at a lower electrical potential than point 'B'. An electron between them on the line joining them will

a

  Move at right angles to the line joining A and B

b

 Remain at rest

c

 Move towards B

d

 Move towards A

Answer & Explanation
Answer : Option C

4.  Planets do not twinkle because

a

  They emit light of a constant intensity

b

 Their distance from the earth does not change with time

c

 They are nearer to earth and hence we receive a greater amount of light and, therefore minor variations in the intensity are not noticeable

d

 They are very far away from the earth resulting in decrease in intensity of light

Answer & Explanation
Answer : Option C

5.  Which of the following rays are more penetrating?

a

  Alpha rays

b

 X-rays

c

 Gamma rays

d

 Beta rays

Answer & Explanation
Answer : Option C

6.  Kilohertz is a unit which measures

a

  Electric resistance

b

 Voltage

c

 Power used by a current of one ampere

d

 Electromagnetic radio wave frequencies

Answer & Explanation
Answer : Option D

7.  Primary phloem develops from

a

  Protoderm

b

 Extrastelar cambium

c

 Lateral meristem

d

 Provascular tissue

Answer & Explanation
Answer : Option D

8.  Plants receive their nutrients mainly from

a

  Atmosphere

b

 Light

c

 Chlorophyll

d

 Soil

Answer & Explanation
Answer : Option D

9.  When cream is separated from milk

a

  The density of milk increases

b

 It becomes more viscous

c

 The density of milk remains unchanged

d

 The density of milk decreases

Answer & Explanation
Answer : Option A

10.  The length of wire having resistance of 1 ohm/m in a heater rated at 1000 W and 250 V will be

a

  500 m

b

 125 m

c

 250 m

d

 62.5 m

Answer & Explanation
Answer : Option D

11.  On a stationary sail boat, air is blown from a fan attached to the boat. The boat

a

  Moves in opposite direction in which the air is blown

b

 Does not move

c

 Moves in the same direction in which air blows

d

 Spins around

Answer & Explanation
Answer : Option B

12.  Sulphur is not present in

a

  Iron pyrites

b

 Gypsum

c

 Chlorapatite

d

 Coal

Answer & Explanation
Answer : Option C

13.  Who was the first person to patent the JET ENGINE?

a

  W. Histell

b

 F. Whittle

c

 C. Lindbergh

d

 B. Owings

Answer & Explanation
Answer : Option B

14.  How many bits is a byte?

a

  8

b

 32

c

 4

d

 16

Answer & Explanation
Answer : Option A

15.  Voltage is sometimes referred to as EMF, or Electromotive?

a

  Flash

b

 Factor

c

 Force

d

 Field

Answer & Explanation
Answer : Option C

Comments

Comments Added Successfully!
  • Bank Exams
  • UPSC Exams
  • SSC
  • Railway Exams
  • NRA CET
  • Aptitude and Reasoning
  • General Knowledge
  • UPSC General Studies Questions And Answers for competitive exams
  • Computer awareness mcq for competitive exams
  • Indian history Mcq for competitive exams
  • Biology One liner Question and Answers
  • Chemistry One liner Question and Answers
  • Computer One liner Question and Answers
  • Economics One liner Question and Answers
  • Geography One liner Question and Answers
  • GK One liner Question and Answers
  • History One liner Question and Answers
  • Physics One liner Question and Answers
  • Polity One liner Question and Answers
  • Banking Awareness MCQ Questions and Answers
  • Simplification questions and Answers for competitive exams
  • RRB General Awareness Previously Asked Questions
  • Basic General Knowledge Questions and answers for competitive exams
  • General Science MCQ Questions and Answers for competitive exams
  • General Awareness for Bank exams Questions And Answers
  • General Economy Questions and Answers for competitive exams
  • Number and Letter series questions and answers for competitive exams
  • 1000 general knowledge questions and answers
  • SSC General science MCQ GK Questions and Answers
  • MCQ on Indian economy questions and Answers for SSC
  • gk (general knowledge) questions and answers MCQ
  • General Knowledge List of important National and International Days observed
  • Sports General Knowledge Questions and answers for competitive exams
  • Indian history mcq questions and answers for competitive exams
  • Indian economy mcq questions and answers for competitive exams
  • Basic General Knowledge questions and answers for competitive exams
  • Indian Politics mcq questions and answers for competitive exams
  • Indian Geography mcq questions and answers for competitive exams
  • Books and authors mcq questions and answers for competitive exams
  • famous place in India questions and answers for competitive exams
  • biology mcq questions and answers for competitive exams
  • inventions mcq questions and answers for competitive exams
  • famous personalities mcq questions and answers for competitive exams
  • world Organisations mcq questions and answers for competitive exams
  • Indian Culture mcq questions and answers for competitive exams
  • Technology mcq questions and answers for competitive exams
  • houners mcq questions and answers for competitive exams
  • world geography mcq questions and answers for competitive exams
  • general science mcq questions and answers for competitive exams
  • currencies mcq questions and answers for competitive exams
  • himachal gk mcq questions and answers for competitive exams
  • Important Abbreviations mcq questions and answers for competitive exams
  • Country Capitals mcq questions and answers for competitive exams
  • Country Languages mcq questions and answers for competitive exams
  • Important Business Taglines mcq questions and answers for competitive exams
  • Capital of Indian States and Indian Union Territories mcq questions and answers for competitive exams
  • Tourism Tagline Slogan for Indian States and Indian Union Territories
  • Famous Slogans and Phrases given by for Indian Freedom Fighters and Renaissance Leaders
  • Physics mcq questions and answers for competitive exams
  • Chemistry mcq questions and answers for competitive exams
  • Elements, compounds, substances, Metals and Non-Metals Mcq
  • Nuclear Science mcq questions and answers for competitive exams
  • Units, Devices, Dimensions and Measurements mcq questions and answers for competitive exams
  • Scientific Names of Plants and Animals mcq questions and answers for competitive exams
  • Highest, Longest, Biggest, Largest, Deepest, Smallest in India
  • Highest, Longest, Biggest, Largest, Deepest, Smallest of the World
  • Human Body and Reproduction mcq questions and answers for competitive exams
  • Nicknames of places and rivers mcq questions and answers for competitive exams
  • Soil and Agriculture mcq questions and answers for competitive exams
  • Banking Awareness and SEBI mcq questions and answers for competitive exams
  • Soil Erosion and Conservation mcq questions and answers for competitive exams
  • Insurance Awareness mcq questions and answers for competitive exams
  • Taxes in India mcq questions and answers for competitive exams
  • Important Acts of the Parliament of India mcq questions and answers for competitive exams
  • World History mcq questions and answers for competitive exams
  • Vitamins, Minerals, Coenzymes and Deficiency Diseases
  • World General Knowledge mcq questions and answers for competitive exams
  • Major Indian Revolutions in Various Sectors mcq questions and answers for competitive exams
  • Accounting mcq questions and answers for competitive exams
  • Marketing Management mcq questions and answers for competitive exams
  • Business Management mcq questions and answers for competitive exams
  • Business Economics mcq questions and answers for competitive exams
  • Human Resource Management mcq questions and answers for competitive exams
  • Co-operation and Co-operative Societies mcq questions and answers for competitive exams
  • Govt. Schemes and Policies mcq questions and answers for competitive exams
  • RTI Act 2005 mcq questions and answers for competitive exams
  • Ecology, Biodiversity Conservation and Environmental Issues
  • Sobriquets mcq questions and answers for competitive exams
  • Public Administration mcq questions and answers for competitive exams
  • Information Technology Act 2000 mcq questions and answers for competitive exams