why do we beat a carpet to remove dust particles?

Q: What is 1 and what is 2? 1. 2 R2

A: A circuit  is given which has two unknown components . To find = The two unknown components .

Q: 36. In the figure below, the beam ABCDEF is shown resting on two pivots B and D. The weight of the…

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Q: Phe perpencheuler force ca (s stine on a

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Q: Why does a dull hypodermic needle hurt more than a sharp one?

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Q: Co-efficient of Restitution has been found to be not sensitive to the of colliding rigid bodies. O…

A: The co efficient of restitution depends on various elements such as geometry of body , velocity,…

Q: What would happen if you fire a gun that has bullet ten times as massive as the gun.

A: Given:Mass of the bullet is 10 times the mass of the gun

Q: what do you observe when you rub the ballpen in your skin or hair?

A: Ballpen rubbed on skin or hair

Q: how many particles are there in a glass of water? defend or explain

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Q: explain the solution in details

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Q: The attractive force between the .6 molecules of the liquid is called

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Q: Why does the balloon filled with water did not pop out like the balloon filled with air when it is…

A: Comparison between air balloon and water balloon:

Q: A typical timber wolf has a mass of 40 kg, a typical jackrabbit a mass of 2.5 kg. Given the scaling…

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Q: WHERE 9*10^9 came from

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Q: 12. Can you make the particles of any of the substances stop moving?

A: Answer to this question is no. even at aboslute zero temperature particles are still in vibration .…

Q: A 59 kg person climbs up the stairs with a height of 5.5m. Where does the energy come from to cause…

A: Energy come from to cause this increase as potential energy Potential energy increase in this case…

Q: Is there a reason why the equation exists at equilibrium?

A: Let's understand the conditions for equilibrium: The conditions for mechanical equilibrium states…

Q: Was there force transfer from one syringe to the other

A: Answer Two syringes are connected together, push on one syringe and you can feel the force…

Q: What is restoring force?

A: A restoring force is a force that acts to return a body to its original position. The restoring…

Q: Which is heavier 1kg of nail or 1kg of cotton? Why?

A: nail is heavier in case of presence of air, in vacuum both are same.

Q: eneras is dissipated

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Q: kinetic energ) cree

A: Kinetic energy of any object is the energy possessed by the object because to its motion. Kinetic…

Q: The following figure shows three cubes in length. 3la, 2lo, l are placed next to each other…

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Q: A tire loses 8% of its air every minute. I the tire initially had 65 pounds per square inch of air,…

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Q: Scientists think of more questions as they carry out an investigation. Why is this good?

A: Science is a way of acquiring knowledge through systemic observations and explanations of some…

Q: What is a mole? What is energy?

A: We have to define the following. -What is a mole? -What is energy?

Q: Thanks and what about 2.7 and 2.8? you guys have a limit of three questions you only answered one

A: 2.7  The map measurement between Pretoria and Polokwane is 6.1 cm  1 cm on bar scale  = 20 km in…

Q: Why should I pick a compression spring ping pong ball launcher over any other ping pong ball…

A: A compression spring ping pong ball launcher is just like a spring mass system. The force exerted by…

Q: The photo shows physics teacher Marshall Ellenstein walking barefoot on broken glass bottles in his…

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Q: uppose we have 0.0001-kg cube composed purely of electrons. Calculate the charge of the box.   -18…

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Q: Why tiny hairs on your skin, when brought closer to a newly purchased plastic cover,  get attracted…

A: The material plastic is made up of the long carbon chain in which Nitrogen, Oxygen and Sulfur may be…

Q: the blood pressure is usually refers to pressure arteries of the systematic circulation True False…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: Why is it not possible to separate two pieces of paper joined by glue or gum?

A: The adhesive force between glue and paper molecules is much greater than the adhesive force between…

Q: 234sin(θ)+390cos(θ) is θ= 59.04° what about  -46.8sin(θ)+78cos(θ) θ=?

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Q: A 50 kilogram ice skater glides across the ice in a straight line at 7 meters per second. If she…

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Q: Do particles that have more kinetic energy transfer energy to particles that have less kinetic…

A: Required : Do particles that have more kinetic energy transfer energy to particles that have less…

Q: The full form of PPE is 1. Protection personal emergency 2. people personal equipments 3. personal…

A: (a)The full form of PPE is personal protective equipment. Therefore the correct answer is option D…

Q: Action and reaction are equal and opposite, then why they do not cancel each other?

A: From Newton’s third law of motion, every action has an equal and opposite reaction. Thus, if an…

Q: on or an explosion that lasts for a mecessarily stick together

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Q: uor often stick together This is called

A: Electricity is all about the flow of electrons. Our daily life is full of such examples that are…

Q: 6 kips 6 kips B to 2 ft ' 2 ft -6 ft – 3 ft

A: For equilibrium net force as well as net torque acting on the system must be zero.

Q: The explosive core in detonating cord is ___________.

A: Detonating cord is similar to a safety fuse, except instead of black powder, it contains a powerful…

Q: What is difference between Conservative and non-conservative?

A: Write the difference between non-conservative and conservative force. If the work performed by or…