1:   A man travels 8m towards east,t hen 6m towards north, the displacement is
Options:
  1. 14 m
  2. 2 m
  3. 1 m
  4. none of these

Answer: Option 4

Explanation:

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2:   parallel and opposite vectors are called
Options:
  1. equal vectors
  2. unequal vectors
  3. collinear vectors
  4. zero vectors

Answer: Option 3

Explanation:

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3:   Two forces 4 N and 3 N oppositely directed are simultaneously acting on a particle, the resultant force is
Options:
  1. 7N
  2. 5N
  3. 1N
  4. between 1N and 7N

Answer: Option 3

Explanation:

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4:   A person takes 4 round in circular path of radius r, the resultant displacement is
Options:
  1. 4 pi r
  2. 0
  3. 4 pi r2
  4. 4 pi

Answer: Option 3

Explanation:

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5:   Which of the following is a scalar
Options:
  1. electric current
  2. force
  3. velocity
  4. displacement

Answer: Option 2

Explanation:

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6:   At any instant t, velocity of particle is v=3t^2+2t+5 m/s acceleration at t=2 will be
Options:
  1. 5 m/s2
  2. 12 m/s2
  3. 14 m/s2
  4. 2 m/s2

Answer: Option 3

Explanation:

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7:   If sin A =3/5, then cos A will be
Options:
  1. 4/5
  2. 5/4
  3. 3/4
  4. none of these

Answer: Option 3

Explanation:

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8:   The science which deal with heredity and diversities is
Options:
  1. genetics
  2. heredity
  3. cell science
  4. anatomy

Answer: Option 1

Explanation:

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9:   Which of the following pairs have identical dimensions
Options:
  1. pressure and surface tension
  2. work and kinetic energy
  3. moment of force and angular momentum
  4. none of these

Answer: Option 2

Explanation:

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10:   1 amu is equivalent to
Options:
  1. 1.6 X 10 ^ -27 Kg
  2. 934 MeV
  3. both the above
  4. none of these

Answer: Option 3

Explanation:

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She thought about her life and how lost she'd felt for most of it. She thought about the way that all truths she'd been taught to consider valuable invariably conflicted with the world as it was actually lived. How could a person be so utterly lost, yet remain living?
-Douglas Coupland All Families are Psychotic