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A layer of glycerine of thickness 1 mm present between a large surface area of 0.1 m². With what force the small surface is to be pulled, so that it can move with a velocity 1 m/s, given that the coefficient of viscocity =0.07 kg m⁻¹ s⁻¹
Options
(a) 5 N
(b) 7 N
(c) 4 N
(d) 3 N
Correct Answer:
7 N
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Properties of Bulk Matter
(130)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A spring of spring constant 5 x 10³ N/m is stretched initially by 5 cm
- Sand is being dropped on a conveyor belt at the rate of M kg/s. The force necessary
- The resultant of two forces, one double the other in magnitude, is perpendicular
- Light with an energy flux of 25×10⁴ Wm⁻² falls on a perfectly reflecting surface
- A wire elongates by l mm when a load W is hanged from it. If the wire goes over
Topics: Properties of Bulk Matter (130)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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