• Mercury
• Honey
• water
• glycerin
• #### 2.  As the water falls from tap, its speed increases and cross sectional area:

• Decreases
• Increases
• become zero
• becomes Constant
• #### 3.  The equation πΉ = 6ππππ£ is called:

• Newtonβs law
• Stokeβs law
• Ohmβs law
• Lenzβs law
• #### 4.  An object moving through a fluid experience a retarding force called:

• Drag force
• Gravitational force
• Terminating force
• Frictional force
• #### 5.  Speed of efflux can be determined by applying:

• Bernoulli's Equation
• Continuity Equation
• Torricelli's Theorem
• Newton's law of motion
• #### 6.  If cross-sectional area of pipe decreases, the speed of fluid must increase according to:

• Continuity equation
• Bernoulli's equation
• Torricelli's theorem
• Venture relation
• #### 7.  One Torr is expressed in ππβ2 as:

• 133.3 ππβ2
• 13.33 ππβ2
• 1.333 ππβ2
• 1333 ππβ2
• #### 8.  When weight of an object falling freely becomes equal to the drag force, then the body will move with:

• Increasing speed
• Decreasing speed
• Constant speed
• Constant acceleration
• #### 9.  The maximum constant velocity of an object falling vertically downward is called:

• Final velocity
• Terminal velocity
• Instantaneous velocity
• Average velocity
• #### 10.  A man standing near a fast moving train may fall.

• Away from the train
• Towards the train
• On the same place
• In the direction of train

• ML1T-2
• M2L1T1
• ML-1T-1
• ML-1T-2
• #### 12.  When the body reaches its terminal velocity, the acceleration of the body becomes

• Zero
• Minimum
• Maximum
• Half of the initial

• Half
• Double
• One forth
• Four times
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