Physics question and answers for March 31, 2024
- Q The workdone in blowing a soap bubble from an initial surface area of 0 5 cm to a final surface area of 1 1 cm will be surface tension soap...
- Q 5 45 Determine the magnitude and direction of the anchoring force needed to hold the horizontal elbow and nozzle combination shown in Fig P5 47 in place Atmospheric pressure is...
- Q A jet of water with cross section of 6 cm 60 to the normal and rebounds elastically from the wall wi energy If the velocity of the water in the...
- Q Air is streaming past a horizontal airplane wing such that its speed is 120 m s over the upper surface and 90 m s at the lower surface If the...
- Q A soap bubble of radius 3 cm is charged with 9 0 nC The excess pressure inside the bubble if surface tension of soap solution 3 10 N m is...
- Q Section 2 Numerical value type In a hurricane the air density 1 2 kg m is blowing over a roof of surface area 80 m with a speed v If...
- Q A small spherical ball of density 5p is released from rest in a vessel filled with liquid of density p Vessel is given acceleration of 10 m s If to...
- Q On dipping a capillary of radius r in water water rises upto a height H and potential energy of water is u If a capillary of radius 2r is dipped...
- Q 19 An ideal fluid flows laminar flow through a pipe of non uniform diameter The maximum and minimum diameters of the pipes are 6 4 cm and 4 8 cm...
- Q Assuming the bulk modulus B is constant for sea water we can derive an expression for the density variation with depth h below the surface Show that the result may...
- Q If a ball of steel density p 7 8 g cm attains a terminal velocity of 10 cm s when falling in a tank of water coefficient of viscosity 8...
- Q A ball is made of a material of density p where p P P with P and Prepresenting the densities of oil and water respectively The oil and water are...
- Q An open tank of height 3 m and square base of area 25 m containing water up to a height of 2 m is accelerated horizontally Maximum acceleration of container...
- Q From a water tap liquid comes out in form of cylinder As water moves down radius of that cylinder decreases Consider a very small element of height h and radius...
- Q An empty bowl is floating on the tub filled with water The wall thickness of the bowl is very low so the weight and volume of the material in the...
- Q 30 Two spherical soap bubble coalesce If y be the change in volume of th contained air A is the change in total surface area then show that 3PV 4A...
- Q Between two parallel long wires AB and CD is a soap film S between another two transverse wires PQ EF The separation between PQ EF is x which can be...
- Q neet prep Mechanical Properties of Fluids 1 remain at the same height 2 fall at the rate of 1 cm h 3 fall at the rate of 2 cm h...
- Q A thin liquid film formed between a U shaped wire and a light slider supports a weight 15 x 10 N see figure The length of the slider is 30...
- Q para tong wes AB and CD is a soap tim 5 between another two transverse wres PQ EF The separation between PQ EF is x which can be varied FD
- Q The top of a water tank is open to air and its water level is maintained It is giving out 0 74 m wate per minute through a circular opening...
- Q There is a hole of area A at the bottom of cylindrical vessel Water is filled up to a height hand water flows out in t second If water is...
- Q 22 A resonance tube is old and has jagged end It is still used in the laboratory to determine velocity of sound in air A tuning fork of frequency 512...
- Q An incompressible liquid travels as shown in fig 29 The speed of the fluid in the lower branch will be 0 12 m 1 1 ms 3 2 25 ms...
- Q e 23 Three identical particles are joined together by a thread as shown All the three particles are moving in a horizontal plane If the velocity of the outermost particle...
Get Answers to Unlimited Questions
Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!
Membership Benefits:
- Unlimited Question Access with detailed Answers
- Zin AI - 3 Million Words
- 10 Dall-E 3 Images
- 20 Plot Generations
- Conversation with Dialogue Memory
- No Ads, Ever!
- Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!