Page Number- 4

(1) The ratio of hydraulic stress to the corresponding hydraulic stream is called??

  • A. Bulk modulus
  • B. Strain modulus
  • C. Stress
  • D. Shear
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(a) Bulk modulus

(2) For small deformations, stress is directly proportional to The Strain for many materials. This is known as?

  • A. Deformation law
  • B. Elastic law
  • C. Hooke's law
  • D. None of the above
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(c) Hooke's law

(3) The greater the area on which the force acts, the greater the impact. This concept is known as?

  • A. Pressure
  • B. Density
  • C. Newton's third law
  • D. Both a and c
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(a) Pressure

(4) What is the density of water??

  • A. 1.00×10³
  • B. 1.03×10⁶
  • C. 1.06×10³
  • D. 1.29
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(a) 1.00×10³

(5) What is the dimension of pressure:?

  • A. ML‐¹T‐²
  • B. ML‐³
  • C. ML‐¹T‐¹
  • D. MT‐²
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(a) ML‐¹T‐²

(6) What is the dimension of specific gravity??

  • A. Dimensionless
  • B. MT-²
  • C. ML‐¹
  • D. ML‐³
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(a) Dimensionless

(7) What is the SI unit of heat??

  • A. Kelvin
  • B. Joule/energy
  • C. Joule
  • D. Celsius
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(c) Joule

(8) Which device is used to measure heat??

  • A. Calorimeter
  • B. Thermometer
  • C. Gauge
  • D. None of the above
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(a) Calorimeter

(9) A process in which the temperature of the system is kept fixed throughout is called??

  • A. Isothermal process
  • B. Isobaric process
  • C. Adiabatic
  • D. Thermal
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(a) Isothermal process

(10) A process in which no heat flows between the system and its surroundings is called??

  • A. Isochronic process
  • B. Isothermal process
  • C. Isobaric process
  • D. Adiabatic process
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(d) Adiabatic process
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