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General Knowledge > General Science

SCIENCE FUNDAMENTALS MCQs

General Science Mixed, Science, Fundamentals Vectors

Total Questions : 736 | Page 74 of 74 pages
Question 731. The magnitude of vector is its
  1.    distance
  2.    length
  3.    strength
  4.    edge
 Discuss Question
Answer: Option B. -> length
Question 732. A fly in the hall of dimensions 10 m×12 m×14 m starts to fly from one corner and ends up at the diametrically opposite corner
  1.    17 m
  2.    21 m
  3.    26 m
  4.    36 m
 Discuss Question
Answer: Option B. -> 21 m
Question 733. Any vector in an arbitrary direction can be replaced by two or three vectors
  1.    Parallel to each other and have the original vector as their resultant
  2.    perpendicular to each other and have the original vector as their resultant
  3.    Arbitrary vectors which have original vectors as their resultant
  4.    It is impossible to resolve a vector
 Discuss Question
Answer: Option C. -> Arbitrary vectors which have original vectors as their resultant
Question 734. What is the minimum number of coplanar vectors with different magnitudes that can be added to get a resultant of zero?
  1.    1
  2.    2
  3.    3
  4.    4
 Discuss Question
Answer: Option C. -> 3
Question 735. How many minimum number of coplanar vectors having different magnitudes can be added to give zero resultant
  1.    2
  2.    3
  3.    4
  4.    5
 Discuss Question
Answer: Option B. -> 3
Question 736. Radiance is measured in
  1.    joule
  2.    watt
  3.    lumens
  4.    meter
 Discuss Question
Answer: Option B. -> watt

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