Direction: Solve the following problems by reading the statement of the problem carefully. Write the given, required to find, fomula, solution and final answer complete with SI unit/s. Calculate the energy of a photon of a green light (ʎ=0.52 ). (Convert the wavelength to nanometer first.)

Q: (c) When the object is between 2F and F (d) When the object is at F (e) When the object is between F…

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Q: A metal sphere with a radius of 1.2 m has a charge of 10 nC. What is the electric field 0.25 m…

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Q: A car of mass 1 tonne travels round an unbanked horizontal curve of radius 28m. The track width of…

A: Given:- m= 1 tonne = 1000 kg R= Radius of the track= 28 m h= height of centre of gravity= 0.85 m L=…

Q: An electromagnetic wave with frequency 7.8x10^14 Hz travels with a speed of 1.5x10^8 m/s in a…

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Q: Which among the following correctly describes what electric flux is?*       An electric charge…

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Q: What is the value of the electric flux if a lone positive charge is inside of a gaussian surface?*…

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Q: 2. In a run/walk race, Weber runs x miles in h hours, then walks the remainder of the race route, y…

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Q: EXPLAIN WHY I1 IS EQUALS TO CURRENT X

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Q: Determine the following based on the schematic diagram below: Current 1 (I1)

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Q: A charge q is distributed uniformly throughout a spherical insulator. What is the electric flux in…

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Q: Determine the electrical force of attraction between two balloons which are charged with the…

A: Given: The magnitude of the charges is 6x10-7 C. The separation between charges is 0.5 m.

Q: A baseball weighs 0.16-kg. A) If the velocity of a pitched ball is 24 m/sec and after being batted,…

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Q: Which among the following justifies aurora borealis’ connection to Earth acting as a gigantic…

A: We have to write aurora borealis’ connection to Earth acting as a gigantic magnet.

Q: Electric Power Directions: Answer the following problem, write your answer with complete solution.…

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Q: A ball of mass 0.250-kg and a velocity of 5 m/sec to the right collides head-on with a ball mass…

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Q: A 73 m length with a radius of 2.3 m of a cylinder supports a 9.5 x 10 5 kg mass which presses down…

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Q: Given data: Distance to covered by car-20 m Time to cover the distance=2s Find speed

A: Given: The distance covered by the car is 20 m. The time interval is 2 s.

Q: Grace ran 18.084 km in 1.000 h, a world record time. If her kinetic energy was 694 J, what was her…

A: Given Data : The distance traveled by Grace is given as d = 18.084 Km = 18084 m. The time taken by…

Q: Find the value of current Voltage=10 Volt Resistance=2 Ohm

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Q: Given data: Distance to covered by car-20 m Time to cover the distance=2 s Find speed

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Q: 2. Light traveling in air is incident on the surface of a block of plastic at an angle of 62.7° to…

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Q: calculate the Schwarzschild radius of a black hole with a mass 20 times the mass of the Sun.

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Q: 0.50 kg ball is thrown vertically upward with an initial kinetic energy of 25J. How high will the…

A: Mass (m) = 0.50 kg Kinetic energy(K.E) = 25 J At top , gravitational potential energy equal to…

Q: Directions: Answer the following problem, write your answer with complete solution. Observe the…

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Q: An object is placed 12 cm from a lens with 15 cm focal length. Will the image be real or virtual if…

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Q: Whale and Kanmuro are two islands located at the Chimera archipelago. These two are separated by a…

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Q: 1. (13.15) An aluminum sphere is 8.75 cm in diameter. What will be its % change in volume if it is…

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Q: 2.  Which among the following best describes the critical angle for TIR? It is an angle measurement…

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Q: A man exerts a force of 50 N to push a 150 N box up a plane 4.0 m long on to a platform 1.0 m above…

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Q: A 1.2 kg ball moving due east at 40m/s strikes a stationary 6.0 kg object. The 1.2 kg ball rebounds…

A: Dear student The momentum remains conserved during the collision and momentum is expressed as: P =…

Q: Find the value of current Voltage=10 Volt Resistance=2 Ohm

A: Given : Voltage (V) = 10 Volt Resistance (R) = 2 Ohm

Q: A 46-gram tennis ball is launched from a 1.35 kg homemade cannon. If the cannon recoils with a speed…

A: Given: The mass of the tennis ball is 46 g. The mass of the cannon is 1.35 kg. The recoil velocity…

Q: Find the final velocity of car

A: Given data : Time=t Acceleration=a Initial velocity=U   To find : Final velocity

Q: Question 20 A 0.25-kg block oscillates on the end of the spring with a spring constant of200N/m. If…

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Q: why a concave lens is called a converging or negative lens?

A: It is thin in the middle and converges light at a point. When the rays of light coming parallel to…

Q: Compute the current across the circuit R3 V₁ = 15 V 40 R₁ 20 R₂ 60 H+ V/₂ = 10 V ww R₁ 30 V₂ = 30

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Q: A convex lens is constructed such that the radii of the first and second surfaces are 0.12 m and…

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Q: 3. What is the net force on a block that is pulled to the left with a force of 15 N and to the right…

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Q: (d)when the object is at F V (e)when the object is between F and the mirror с Hu

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Q: 10. A flat sheet is in the shape of a rectangle with sides of lengths 0.450 m and 0.675 m. The sheet…

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Q: Compute for the current across the circuit. ww R2 R1 1000 5000 V1 50 V mu R5 750 Q + R6 78 0 ww R3…

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Q: In which of the following is the magnitude of flux arranged in an increasing manner? I. ΕΙΙΑ II. ELÂ…

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Q: The acceleration of a body executing simple harmonic motion leads the velocity by what phase? Oл/8…

A: The displacement equation of the Simple harmonic equation is given by                       X =…

Q: Question 1: A car starts from rest and reaches a speed of 80ft/sec after travelling 500ft along a…

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Q: truck weighing 5000 lb brakes to a stop in 40 ft from an initial speed of 25 mi/hr. How much force…

A: 1 lbs =0.454 kg 1 ft = 0.305 m 1 mile = 1609 m 1 hour = 3600 sec

Q: Three identical point charges of magnitude 6nC are placed at the three corners of a square 40mm on a…

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Q: Consider an experiment where you drop a basketball and let it bounce until it stops. Is the kinetic…

A: Given statement : "drop a basketball and let it bounce until it stops"

Q: A horizontal force of 200 N drags a 12 kg chest across a level floor where Uk= 0.4, find the…

A: Given value--- Force = 200 N. mass = 12 kg. We have to find--- resulting acceleration?

Q: Which among the following situations DO NOT show that electromagnetic waves are generated and are…

A: EM waves produced by an equipment help in bone imaging It is correct statement.X-ray is use by an…

Q: Compare the kinetic energy of a 50-kg athlete running at a speed of 3.0 m/sec with that of a 25-kg…

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Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.