If the orbital angular momentum of an atom is 2 and the perpendicular momentum is 5/2, then the number of possible values of the total angular momentum are 10:35

Q: For each case below draw a ray diagram. Draw the image as an arrow and give a description of the…

A: A concave lens is also called a diverging lens.  With the help of a Ray diagram, we can find out the…

Q: A light ray in air enters and passes through a block of glass. What can be stated with regard to its…

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Q: Find work done Force applied=0.82 N Displacement=1 m

A: We know thatWorkdone=Force×Displacement

Q: A sample of a monatomic ideal gas initially at temperature T, undergoes a process during which the…

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Q: For each case below draw a ray diagram. Draw the image as an arrow and give a description of the…

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Q: A 70kg person stands on a scale in an elevator. What is the apparent weight when the elevator is…

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Q: find density in kg m ³2 w

A: Given data;  Find the density in kg m-3. Where,   Density of copper is given as;  D=8.9 g cm-3

Q: Q3: Answer with True or False The reactance X of inductance L =j/wL True O False The reactance X of…

A: Question: Our question is to find the given formula's for the reactive inductance and reactive…

Q: The speed of light in a certain material is 50% of its speed in vacuum. What is the refractive index…

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Q: How do moving charges create a magnetic field?

A: When a charged particles moves in a space then it creates a magnetic field. The presence of magnetic…

Q: 4 5Ω ΩΣ ΩΣ Ω ΑΛΛΑ 10 ΩΣ 5Ω{} 10 Ω 15 ΩΣ ΣΩΣ 15Ω Ω The following five questions pertain to the four…

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Q: Density = 1280 kg/m³ Mass = 42 kg Determine the volume

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Q: determine maximum diameter of a ball floating on water at 20 °C if it has a density of 3242 kg/m…

A: The pressure inside liquid is only dependent on the height of liquid above the point of concern. The…

Q: Find work done Force applied=0.82 N Displacement=1 m

A: Given data :                   Force applied (F) = 0.82 N                   Displacement (d) = 1m

Q: In a transistor amplifier, ß = 62, R₁ = 5000 and internal resistance of the transistor is 500. The…

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Q: Find the value of distance Speed=21 m/s time=2 s

A: Answer:-  Given  Speed (V) = 21 m/s  Time (t) = 2 s  Distance (S) = ?  We know that  Speed =…

Q: A force of 209 N is applied to an object of area 3 m² find the Pressure?

A: Answer:-  Given  Force (F) = 209 N  Area (A) = 3 m2  Pressure (P) = ?  We know that  Pressure =…

Q: 2. What is the width of a single slit through which 510-nm orange light passes to form a first…

A: Let slit width be =a angle, θ=25°wavelength, w=510nm=510*10-9 m condition for minima= a sin(θ)=mw…

Q: An electrical motor and an electrical generator both rely on Faraday’s law of   Question 3 options:…

A: The electrical motor and electrical generator works on the basis of Faraday's law of induction.

Q: An aluminum rod 177.4 cm long at 20 °C is heated to 100 °C. What is the new length? Aluminum has a…

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Q: A current 0.2 A flows in a wire of resistance 150. Find the potential difference across the ends of…

A: Given data :                      Current     =     I                   Resistance    =    R…

Q: Express 28 km h ¹ in ms

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Q: 4. Briefly discuss how near sightedness is corrected using a lens. Support your

A: If a person can see nearer object clearly but cannot see the far off object clearly then this type…

Q: A constant force of 512 N was done on an object. If it is known that 1024 Joules of energy was…

A: given - force applied on object , F = 512 N  energy applied on it E , = 1024 joule  to find -…

Q: 4. In Figure S6.4, four particles of masses 1kg, 2kg, 3kg and 4kg are at the vertices of a rhombus…

A: Co-ordinate of mass 1kg = ( 0 , 0 ) Co-ordinate of mass 2kg = ( 2m ,0) Co-ordinate of mass 3kg = (…

Q: 1. Calculate the energy of a photon of a green light (A=0.52μm). (Convert the wavelength to…

A: Given wavelength =0.52 micrometres=520 nm

Q: Complete the following statement: The magnitude of the magnetic force that acts on a charged…

A: Let the charge = qLet the velocity of the charged particle = v→Let the strength of magnetic field =…

Q: A tortoise moves a distance of 102 metres in 0.26 seconds what is the average speed of tortoise in…

A: Given data :                 Total time taken    =     t                  Total  distance      =…

Q: orizontal thrust 'H' at support

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Q: of a point of x-component Vx = t3 −1, and y-component Vy = t2 −t at time t = 4?

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Q: How long will it take to drive 1,300 km at 100 km per hour, if you take a one-hour break after every…

A: starting the journey at 100 km/h it will go  in 5 hour : 100x5 = 500 km then take a break for 1 hour…

Q: An aluminum rod 177.4 cm long at 20 °C is heated to 100 °C. What is the new length? Aluminum has a…

A: Given value--- initial length = 177.4 cm. initial temperature = 20 degree C.  final temperature =…

Q: Find the value of distance Speed=21 m/s time=2 s

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Q: A 1.05-m-long rod of negligible weight is supported at its ends by wires A and B of equal length…

A: Given data: Length of the rod, L=1.05 m Area of wire A, aA=2.37 mm2 Area of wire B, aB=3.85 mm2…

Q: 169.0 Ω Ri 71.0 Ω R3 174.0 Ω V₁. 69.0 V R4 78.0 ΩΙ

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Q: A simple way of air conditioning that you can use there. where electricity is unavailable, it…

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Q: Determine Distance covered by train in 1 hr Speed of train-80 km/hr

A: Given data :- time t = 1 hour = 1hr speed of train v = 80 km/hr

Q: What will be the color of the Lego if orange and violet light will be used?

A: Violet will be the colour

Q: The angle of incidence of a wave of a wave with angle of transmission 45 degree and the refractive…

A: Given value--- angle of transmission = 45 degree.  n1 = 2 . n2 = 1.3 . We have to find--- angle…

Q: Q2 kinematics answer either c or d ball strikes the ground. c. The ball is kicked from point A with…

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Q: 1. In a quasi-static isobaric expansion, 550 J of work are done by the gas. If the gas pressure is…

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Q: Time = 5 h Distance 160 km = Calculate the average speed ?

A: Given data :                          Distance     =    d                           Time     =    t…

Q: Find the height of ball to be raised maxx 18 kg to gain patential energy of a645 J

A: Note : S.I unit of Potential Energy is joule denoted by J , and Joule can also be written in…

Q: A force of 209 N is applied to an object of area 3 m² find the Pressure?

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Q: A small bead 2.75 [mm] in size is located 21.0 [cm] from the center of a concave spherical mirror…

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Q: Find the electrical energy consumed in Joules if a toaster of 66 W is used 1500 seconds ?

A: Given value--- power = 66 W. Time = 1500 sec. We have to find--- consumed energy?

Q: Now let's assume V(x) = -13 + e57.6x (V) from the -12 V plate to -3 V plate. Sketch this function…

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Q: a projectile is fired from the origin at t 0 with a positive v component, the maximum Hight h can be…

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Q: Find volume of lead piece.

A: Given data; Mass=115 gRise of water level;  V1=20 ml  v2= 30 mlFind volume of the lead piece ?

Q: 4. In Figure S6.4, four particles of masses 1kg, 2kg, 3kg and 4kg are at the vertices of a rhombus…

A: Xcm= (0.5m) Ycm= (0.7m)

The Bohr model

Students often get confused between Rutherford’s model and Bohr model of an atom. They interpret the postulates of both these models to be the same, which is incorrect. Rutherford’s model differs from Bohr’s model in the following ways: