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Explain Resistance
Resistance: Interaction among flowing charges and atoms in electric circuit which resists (slows) current flow
SI units: volt per ampere ≡ ohm (Ω)
A 0.150-kg ball that is thrown at a velocity of 30.0 m/s hits a wall and bounces back in the opposite direction with a speed of 25.0 m/s. How much work was done by the ball?
A child starts to build a house of cards by laying an 8.5-cm-long playing card with a mass of 0.75 g across two other playing cards: support card A and support card B. If suppor
In a ripple tank two regions A and B can be created by introducing a pile of glass plates in region B. Thus region B is a shallow water region while region A is a deep water re
#question.def.refraction
Rutherford's alpha-scattering experiment recognized that the mass of atom is concentrated with small positively charged region at the centre which is known as 'nucleus'. Nuclei
Theory of Light: Newton proposed 'Corpuscular Theory of Light'. 2. According to corpuscular theory, light consists of a stream of tiny, light and perfectly elastic particle
X-rays was discovered by scientist Rontgen that's why they are also known as Rontgen pulses. Rontgen discovered that when pressure inside a discharge tube kept 10 -3 mm of Hg a
Q The refractive index of a medium is √3. Compute the angle of refraction if the un-polarised light is incident on it at the polarizing angle of the medium. μ = tan i p = √3
List out five research method its properties and application
Q. What is the proper formula utilized to calculate acceleration? Answer:- There are some the most famous is a = F/m where F is the net force applied to a mass m. Accelera
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