Page Number- 3

(1) The density of nuclear matter is independent??

  • A. Increase with mass number
  • B. Decrease with mass number
  • C. Mass number
  • D. None of these
0
(c) Mass number

(2) Universal gravitation is denoted by??

  • A. G
  • B. g
  • C. G"
  • D. g"
0
(a) G

(3) What is the formula of stress??

  • A. Force /area
  • B. Force /area ×density
  • C. E/V
  • D. Pressure/ Density
0
(a) Force /area

(4) What is the dimensional formula of the gravitational constant??

  • A. M-¹L³T‐²
  • B. ML‐¹T
  • C. ML²T‐¹
  • D. ML‐²T‐²
0
(a) M-¹L³T‐²

(5) What is the SI unit of surface tension??

  • A. Nm‐¹
  • B. Js
  • C. S‐¹
  • D. Nm‐²
0
(a) Nm‐¹

(6) What is the formula for pressure gradient??

  • A. Pressure/ density
  • B. Pressure / distance
  • C. Velocity / distance
  • D. Force/length
0
(b) Pressure / distance

(7) What is the constant value of the mass of a Neutron??

  • A. 1.675×10‐²⁷ kg
  • B. 1.759×10‐²⁷ kg
  • C. 5.670×10‐⁸ Wm-²K‐⁴
  • D. None of these
0
(a) 1.675×10‐²⁷ kg

(8) What is the formula of Hooke's law??

  • A. Stress=k×strain
  • B. Pressure×volume
  • C. Volume/density
  • D. Speed / distance
0
(a) Stress=k×strain

(9) Substances like tissue of the aorta, rubber etc. that can be stressed to cause large strains are called??

  • A. Tension
  • B. Elastomers
  • C. Modulus of elasticity
  • D. Young's modulus
0
(b) Elastomers

(10) The ratio of shearing stress to the corresponding shearing strain is called??

  • A. Shear modulus
  • B. Strain modulus
  • C. Bulk modulus
  • D. All of the above
0
(a) Shear modulus
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