1. How do you describe an atom in terms of composition?

Q: One hectare is defined as 1.000x10ª sq. m. One acre is 4.356x10ª sq. m. How many acres are in one he...

A: “Since you have asked multiple question, we will solve the first question for you. If youwant any sp...

Q: What makes electricity dangerous. The high current or the high voltage. Explain.

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Q: A metal is heated up to a temperature°C. It is then exposed to a temperature of 38°C. After 2 minute...

A: Given that:- T0=Surrounding temperature=380 CTi=Initial temperature of the bodyk=constantT=Temp. at ...

Q: Two vectors are given by A = 3 î + 6 j and B = -1 î + ĵ. (a) Find A x B. (h) Find the angle between ...

A: GivenA→=3 i+6 jAndB→=-1 i+j

Q: 1.By parallelogram method, find the resultant R of : M = 110 km 45o above x axis, N = 120 km 450 abo...

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Q: Please find the resultant of the following forces; 300 N at exactly 0°; 400 N, 30° N of E. Use any m...

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Q: Giuen lata Workdne=7N %3D Dioplacement= 2m %3D Find uayk done

A: Given: The applied force is 7 N. The displacement of the object is 2 m.

Q: 2) If a baseball player can throw a ball at 45° to a point 100 m away horizontally to the initial ve...

A: Given Angle of the ball with the horizontal is θ=45° Maximum horizontal displacement of the ball is ...

Q: 2. A passenger jeep is traveling at 40 m/s when the breaks are applied. It comes to a stop after 10 ...

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Q: 1. Which of the following thermal variables is not a state function? a. Pressure b. Internal Energy ...

A: Correct answer is option (e) i.e. work

Q: 5. The acceleration of a jeepney is given by a,(t) = at – ßt? where a = 1.50 m The motorcycle is at ...

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Q: 14. The human body can survive an acceleration trauma incident (sudden stop) if the magnitude of the...

A: According to Bartleby guidelines, I can answer the very first question in case of multiple types. If...

Q: Playing jackstone as a kid, you discovered that there is a certain time before the rubber ball falls...

A: Given that:- u=4.98 m/sg=9.8 m/s2h=33.78 cm=0.3378 mv=?t=?

Q: A parallel plate capacitor has fixed charge. By what factor does the energy stored in the E change i...

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Q: If you place a test charge 5.0 x 10−3 m away from a source charge of 4.4 x 10−2 C, how much electric...

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Q: 8.44 • Combining Conservation Laws. A 15.0 kg block is attached to a very light horizontal spring of...

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Q: is the current involved when a truck battery sets in motion 720 C of charge in 4.00 seconds while

A: Given Motion is 720c Time taken 4secs  

Q: Two charges of +Q each are placed x = a and x = - a A. Determine the electric field at the point (0...

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Q: I. Significant Figures Solve the following problems: A. Round off 0.004286 to 3 significant figures....

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Q: A bird is flying due east. Its distance from a tall building is given by: x = 28.0m + (12.4m/s)t (0....

A: Instantaneous velocity, v is given by v=dX/dt  where x is the position of the bird varying with time...

Q: vith an Initial velocity of 28 m/s, 35° above the horlzontal. ASsume that forces from the air on the...

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Q: Which one(s) of the following free body diagrams depict an object is in equilibrium condition? |25 N...

A: According to question we need to choose correct option .

Q: Find the wanalength Broqueny= 80H2 Sleedg wane = 350m/5.

A: Given data : Frequency=v Speed of wave=V   Required : Wavelength

Q: In the figure below, assuming clockwise moments as positive, compute the moment of force F = 100 KN ...

A: Given that:- Force (F)=100KN and force(P)=111KN

Q: At what temperature will silver have a resistivity that is two times the resistivity of iron at room...

A: Answer is temperature T =88.52°C

Q: A hot-air balloon is rising upward with a constant speed of 3.500m/s. When the balloon is 14m above ...

A: "Since, you have asked multiple questions we can answer only first question according to our guideli...

Q: The figure shows equipotential curves for 30.0 V, 10.0 V, and -10.0 V. A proton follows the path sho...

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Q: Example of wire transfers in the Philippines?

A: It is about the US-based western association that is giving the office to move assets through electr...

Q: , the magnitude of the uniform electric field is E = 70 kN/C . Calculate the electric flux through:

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Q: If a walking stick with a mass of 300 g can be balanced by placing a mass M of 150 g at a distance L...

A: We have givenMass of walking stick(m)=300 gBalanced Mass(M)=150 gDistance of balanced mass from fulc...

Q: 4.B. If the incident ray makes an angle of 25° with the surface of Mirror 1 as shown, find the refle...

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Q: At what distance of separation must two 2.00-microCoulomb charges be positioned in order for the rep...

A: Given data:  Two charges Q1 = Q2 = 2.00 μC = 2.00×10-6 C Mass (m) = 3.50 kg Electrostatic force (F) ...

Q: Find acceleration U=4 m/s V=8 m/s t= 4 s

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Q: you place a test charge 7.5 x 10−6 m away from a source charge of 8.6 x 10−5 C, how much electric po...

A: Given: Charge (q) = 8.6 x 10-5 C  Radius (r) = 7.5 x 10-6 m       K = 9 x 109 Nm2 / C2

Q: An object dropped from rest covers the last 75% of its fall (with respect to height) in 1sec. Determ...

A: Let h be the height of the tower the initial velocity u=0 h=12gt2  

Q: Find acceleration U=4 m/s V=8 m/s t= 4 s

A: Given data : Initial velocity=U Final velocity=V Time=t   Required : Acceleration

Q: Giuen clata Workdne-7N %3D Dioplacement= 2m %3D Find uauk done

A:

Q: A coffee-cup calorimeter contains 55.0 g of water at 25.90° C. If 4.21 g gold metal at 89.20° C is p...

A: Given that  mw=55 g                    mg=4.21g                    Tw=25.90 o C                    T...

Q: Determine the recoil velocity of an 8-kg rifle if it fires a bullet at a muzzle velocity of 500m/s. ...

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Q: Given data WoAkdone = 7N Dioplacement = 2m Find wayk done

A: Given data : Force=F Displacement=D   To find : Work done

Q: 42) A man wants -to cross a river SO0 m w the water) is the man's walking speed hewing & walking)" h...

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Q: 13. When a piece of paper is held with one face perpendicular to a uniform electric field, the flux ...

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Q: An astronaut sets up a pendulum on the Moon, where the acceleration due to gravity is 1/6 that of Ea...

A: Calculate the acceleration due to gravity on the Moon. g'=16g=16×9.81 m/s2=1.635 m/s2 Here, g' and g...

Q: A runner hopes to complete the 10,000 m run in less than 30 min. After running for constant speed at...

A: Constant speed(u) of runner is given by:- u=10,000-110027u=329.63 m/minu=5.5m/sec

Q: Directions: Using GRESA format, Illustrate and solve the following problems in a short bond paper. E...

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Q: If a body is projected vertically upwards from the ground, graph will be as shown aboue The maximum ...

A: Take, g=10 m/s2   From graph, it can be inferred that body will reach its max. height in time(t)=4 s...

Q: Four resistors are connected to a battery as shown in the figure. The current through the battery is...

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Q: 2. A pump has a diameter oOF 850 Cm force of 3,000N is applied to the piston, determined the pressur...

A: Pressure= force/area

Q: From the top of a building 75m, a bullet is fired at an angle of 45° above the horizontal with an in...

A: Given value--- height = 75 m. angle = 45 degree.  initial velocity = 270 m/s. We have to find--- ...

Q: As shown in Figure 1, a force of 300N pushes on a 35 kg box. Starting from rest, the box achieves a ...

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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: