Tag: science & technology

Questions Related to science & technology

How many edges are there in an n-cube?

general knowledge science & technology

  1. n*2^n

  2. n^3

  3. n*2^(n-1)

  4. n*(n-1)

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Correct Option: C

How many edges are there in a completely connected simple graph(a simple graph is one with no loops or cycles)
general knowledge science & technology

  1. n*(n-1)/2

  2. n*(n-3)/2

  3. n*n

  4. n*(n-2)/3

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Correct Option: A

According to Kuratowski's Theorem a graph G is planar if and only if G does not contain a subgraph homeomorphic to

general knowledge science & technology

  1. K5

  2. K5 or K4,4

  3. K3,3

  4. K5 or K3,3

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Correct Option: D

If G is a connected planar graph with e edges,v vertices,and f faces then which is true?
general knowledge science & technology

  1. f=v-e+2

  2. f=e-v+2

  3. f=e+v-2

  4. f=e-v-2

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Correct Option: B

If G is a connected planar graph with e edges,v vertices,and f faces then which is true?
general knowledge science & technology

  1. f=v-e+2

  2. f=e-v+2

  3. f=e+v-2

  4. f=e-v-2

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Correct Option: B

A graph G has an Euler cycle, then G is connected and every vertex has:
general knowledge science & technology

  1. even degree

  2. odd degree

  3. at least one loop

  4. none of these

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Correct Option: A

A graph G has an Euler cycle, then G is connected and every vertex has:
general knowledge science & technology

  1. even degree

  2. odd degree

  3. at least one loop

  4. none of these

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Correct Option: A

Which of the following helps in clotting of blood?
general knowledge science & technology

  1. Vitamin B1

  2. Vitamin B2

  3. Vitamin D

  4. Vitamin K

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Correct Option: D

Total volume of blood in a normal adult human being is

general knowledge science & technology

  1. 5-6 liters

  2. 3-4 liters

  3. 10-12 liters

  4. 8-10 liters

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Correct Option: A

The pancreas secretes
general knowledge science & technology

  1. Insulin

  2. Bile juice

  3. Peptic juice

  4. None of these

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Correct Option: A