set 9 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 9 EXERCISES
-
Top Physics GK questions and answers to competitive exam »
-
Top Physics MCQ Questions And Answers IBPS Clerk PO RRB »
-
Physics IBPS Important Objective Questions And Answers »
-
Top Physics Electric Current NCERT Questions And Answers »
-
Physics Current Electricity MCQ Questions For Board Exams »
-
240+ Most Important Physics GK MCQ Questions and Answers »
-
New General Science Physics Mcq Questions, Practice Quiz »
-
199+ General Science Physics GK Questions Answers PDF »
-
Top 250+ Physics GK Questions Answers Quiz, PDF for SSC »
The following question based on electric current and magnetism topic of general science mcq
(a) field coil
(b) brush
(c) armature
(d) commutator
The correct answers to the above question in:
Answer: (d)
Discuss Form
Read more physics gk Based General Science Questions and Answers
Question : 1
What gases are filled in fluorescent tube?
a) Mercury
b) Neon
c) Sodium
d) Mercury and neon
Answer »Answer: (d)
Question : 2
When a forward bias is applied to a p-n junction, it
a) reduces the majority carrier current to zero.
b) lowers the potential barrier.
c) raises the potential barrier.
d) None of these
Answer »Answer: (b)
Question : 3
Two spheres A and B of exactly same mass are given equal positive and negative charges respectively. Their masses after charging
a) mass of A > mass of B
b) mass of A < mass of B
c) remains unaffected
d) nothing can be said
Answer »Answer: (b)
A loses electrons and B gains electrons. Therefore, mass of A < mass of B.
Question : 4
Electromagnets are made of soft iron because soft iron has
a) low retentivity and low coercive force
b) low retentivity and high coercive force
c) high retentivity and high coercive force
d) high retentivity and low coercive force
Answer »Answer: (d)
Soft iron has high retentivity and low coercive force.
Question : 5
Due to the earth's magnetic field, charged cosmic ray particles
a) can never reach the equator
b) require greater kinetic energy to reach the equator than the poles
c) require less kinetic energy to reach the equator than the poles
d) can never reach the poles
Answer »Answer: (a)
Question : 6
In the circuits shown below the ammeter A reads 4 amp. and the voltmeter V reads 20 volts. The value of the resistance R is
a) slightly less than 5 ohms
b) exactly 5 ohms
c) slightly more than 5 ohms
d) None of these
Answer »Answer: (c)
Verbal Reasoning
Question & Answer Quiz
Non Verbal Reasoning
Question & Answer Quiz
Quantitative Aptitude
Question & Answer Quiz
Computer MCQ
Question & Answer Quiz
General English
Question & Answer Quiz
History GK
Question & Answer Quiz
Polity GK
Question & Answer Quiz
Geography GK
Question & Answer Quiz
Economy GK
Question & Answer Quiz
General Awareness GK
Question & Answer Quiz
Recently Added Subject & Categories For All Competitive Exams
Top Analogy Reasoning Ability For IBPS Clerk Prelims 2024
Most Important Analogy based Verbal Reasoning Multiple choice questions and answers practice quiz series PDF, Free New Mock tests For IBPS Clerk Prelims 2024
Continue Reading »
SSC STENO: Mensuration Area & Volume Questions Test PDF
Free Mensuration Area and Volume Aptitude-based Practice multiple questions with solutions, Quiz, Full Mock Test & PDF for SSC Steno (Grade C & D) 2024 Exam
Continue Reading »
SSC STENO: Speed Time and Distance MCQ Questions Test PDF
Free Time and Distance Aptitude-based Practice multiple questions with solutions, Quiz series, Mock Test & Download PDF for SSC Steno (Grade C & D) 2024 Exam
Continue Reading »
SSC STENO: Time & Work Questions Solved Problems with PDF
Free Time and work Aptitude-based Practice multiple questions with solutions, Quiz series, Mock Test & Downloadable PDF for SSC Steno (Grade C & D) 2024 Exam
Continue Reading »