Science Questions Answer in Hindi & English pdf,MCQ 43

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Today I am providing General Science Questions for Competitive Exams. You can easily get 2-3 marks by practicing the help of General Science Quiz. This Science MCQ test can help your competitive exams like RRB, SSC, IAS, Bank PO, SSC CGL, RAS, CDS, UPSSSC exams.


Science Questions Answer in Hindi & English 43

Question 1
  • Who propounded the wave theory of light –
  • प्रकाश के तरंग सिद्धांत को किसने प्रतिपादित किया था - 
A
Rutherford / रदरफोर्ड
B
Huygens / हाइगेन्स
C
Newton / न्यूटन
D
Babar / बेबर
Question 1 Explanation: 
Huygens / हाइगेन्स
Question 2
  • What color deflection is more in rainbow –
  • इंद्रधनुष में किस रंग का विक्षेपण अधिक होता है -
A
Purple / बैंगनी
B
Red / लाल
C
Blue / नीला
D
Yellow / पीला
Question 2 Explanation: 
Red / लाल
Question 3
  • The power of sunglasses is –
  • धूप के चश्में की पावर होती है - 
A
1 diopter / 1 डायोप्टर
B
0 diopter / 0 डायोप्टर
C
2 diopter / 2 डायोप्टर
D
3 diopter / 3 डायोप्टर
Question 3 Explanation: 
0 diopter / 0 डायोप्टर
Question 4
  • The reason for the diffusion of light in the atmosphere is –
  • वायुमंडल में प्रकाश के विसरण का कारण है
A
Water vapor / जलवाष्प
B
Dusting / धूलकण
C
Carbon dioxide / कार्बन डाइऑक्साइड
D
Helium / हीलियम
Question 4 Explanation: 
Dusting / धूलकण
Question 5
  • Whose unit is Pascal –
  • पास्कल किसका इकाई है - 
A
Work / कार्य
B
Pressure / दाब
C
Force / बल
D
Energy / उर्जा
Question 5 Explanation: 
Pressure / दाब
Question 6
  • The speed of light is minimum between which medium?
  • प्रकाश की गति किसके बीच से जाते हुए न्यूनत्तम होगी - 
A
Air / वायु
B
Water / जल
C
Glass / काँच
D
Vacuum / निर्वात
Question 6 Explanation: 
Glass / काँच
Question 7
  • How the sun's heat reaches the earth –
  • सूर्य की उष्मा पृथ्वी पर कैसे पहुँचती है - 
A
By reflection / परावर्तन द्वारा
B
By convection / संवहन द्वारा
C
All / सब द्वारा
D
By radiation / विकिरण द्वारा
Question 7 Explanation: 
By radiation / विकिरण द्वारा
Question 8
  • In Fahrenheit scale what is the boiling point of pure water?
  • शुद्ध जल का क्वथनांक फारेनहाइट स्केल पर क्या होगा - 
A
212°F
B
104°F
C
100°F
D
232°F
Question 8 Explanation: 
212°F
Question 9
  • The velocity of sound is highest –
  • ध्वनि का वेग सबसे ज्यादा होता है - 
A
In water / जल में
B
None / कोई नहीं
C
In vacuum / निर्वात में
D
In steel / इस्पात में
Question 9 Explanation: 
In steel / इस्पात में
Question 10
  • The velocity of sound is highest –
  • ध्वनि का वेग सर्वाधिक होता है - 
A
In solid / ठोस में
B
In vapor / वाष्प में
C
In gas / गैस में
D
In Fluid / द्रव में
Question 10 Explanation: 
In solid / ठोस में
There are 10 questions to complete.

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