The force on two positive charges of magnitude 9nC and 17nC is 220N. What is the distance between the two charges in centimeters?

Q: A satellite is in motion around Earth with a period of 1.01 hour. A satellite just like it is put in...

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Q: The 2.0 kg wood box in the figure (Figure 1) slides down a vertical wood wall while you push on it a...

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Q: etermine the location where an object with mass m0 when placed between the moon and earth experience...

A: We know that the  formula  gravitational force is given as  Fg=G Mm0d2 where M is the mass of the ea...

Q: At t = 0, one toy car is set rolling on a straight track with initial position 15.0 cm, initial velo...

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Q: 17.60 What is the current through the 10-2 resistor of • Fig. 17.37? 50 20 1 10 N 12 v= 5Ω Figure 17...

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Q: Three capacitors of 1.0, 1.5, and 5.0 µF are together in parallel. What is their equivalent capac- i...

A: Given data:  Three capacitors C1 = 1.0 μF C2 = 1.5 μF and C3 = 5.0 μF Capacitors are connected in pa...

Q: Thermodynamics   A vessel contains 0.450 kgm of ice and 1.65 kgm of liquid water. Some more ice ar...

A: GivenMass of ice, mi=0.450 kgMass of water, mw=1.65 kgAfter adding some ice ,At thermal equillibrium...

Q: View Policies Current Attempt in Progress In the figure, a slab of mass m, = 44 kg rests on a fricti...

A: Given data: The mass of slab is m1=44 kg. The mass of block is m2=10 kg. The applied force is F=101...

Q: A certain lightbulb has a tungsten filament with a resistance of 22.4 N when at 20.0°C and 143 N whe...

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Q: A ball is thrown vertically upward from a window that is 5.5 m above the ground. The ball's initial ...

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Q: The kinetic energy of a 1000.01-kg car is 6.201 × 105 J. How fast is the car moving?

A: Given data:  Mass (m) = 1000.01 kg Kinetic Energy (KE) = 6.201×105 J Required: Speed of the car (v) 

Q: Consider the circuit shown. If you were to solve for the unknown currents using Kirchhoff’s rules, w...

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Q: 7. The focal length of a spherical mirror in 25 cm. What is its radius of curvature ?

A: Write the expression for the radius of curvature. Here, f represents the focal length.

Q: A roller-coaster car has a mass of 1000 kg when fully loaded with passengers. As the car passes over...

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Q: A 10 000-N shark is supported by a cable attached to a 4.00-m rod that can pivot at the base. Calcul...

A: The situation is shown below

Q: Ice cubes having a temperature of -15.0°C and mass 0.075 kgm are dropped in a glass of water at 0.0°...

A: Let an amount m of water freezes.  

Q: A spool of copper wire 290 m long and with a diameter of 0.480 mm is at 20.0°C. For copper, the resi...

A: Given value--- length = 290 m. diameter = 0.48 mm. initial temperature = 20 degree C.  resistivity ...

Q: Situation 3: The diagram illustrates a chute in a factory used for sliding boxes to a lower floor. T...

A: The distance BC required is 13.842 m.

Q: What is the force of tension in a string that spins a 250 g object in a vertical circle with a radiu...

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Q: 3. A mass is placed on an inclined at 36.0 degrees. The coefficients of friction are 0.265 (kinetic)...

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Q: You and your friend Peter are putting new shingles on a roof pitched at 23 ∘ . You're sitting on the...

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Q: A 112-kg astronaut is tethered to the International Space Station (ISS) and is 26 m from the center ...

A: Given Data   Mass of Astronaut MA = 112 Kg Distance  from Astronaut to ISS  R = 26 m  Gravitational ...

Q: The string of 5 meters long is clamped at the ends and is vibrating as the third harmonic. The strin...

A: Given , The string vibrates up and down with 79 complete vibrational cycles in 12 seconds.

Q: In certain physical models, the nonhomogeneous term, or forcing term, g(t) in the equation ay" + by'...

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Q: What types of observations are necessary to determine the motion of a star through space?

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Q: 6. What requires the most energy? Raising the temperature by 1 degree for 1 kg of ice Freezing 0.5...

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Q: Solve for the ratio of the initial to final speed of sound if an air expands isentropically from 2.7...

A: Initial Pressure Pi = 2.74 MPa Final Pressure Pf = 0.37 MPa As we know that the air contains 99% dia...

Q: Charging by Conduction , the process (?) How (?) Give a examples

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Q: a) What force does the ground exert on a 1,200 kg car as it moves at 15 m/s through a dip in the roa...

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Q: If the sound level of a horn changes from 50 dB to 90 dB, what is the factor by which the sound inte...

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Q: How much volume does a half mole of ideal gas occupies at standard ambient temperature and pressure?

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Q: 1. Explain your own understanding between electrical and gravitational forces. 2. Two balloons with ...

A:  Electrical force is between two charges and the gravitational force exists between two masses .

Q: If mass of the object is 23.7 Kg and its volume is 67 cm3 What is the density?

A: Given data:  Mass (m) = 23.7 kg Volume (V) = 67 cm3  Required:  The density (ρ)   

Q: Three blocks are connected as shown in Figure 2 above. Block A has a mass of 1.12 kg and hangs from ...

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Q: Given a projectile that hits a vertical wall as shown, a) If V, = 120 m/s, 0 = 30°, find the range (...

A: Solution:-

Q: Calculate the electric flux for each of the closed surfaces a, b, c, and d. d. a 93 97 q4 95 98

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Q: Regardless of if you are discussing water, sound, light, or any other type of wave, the velocity of ...

A: Required:  The velocity of the wave 

Q: Charging by friction 2 examples (it's okay if u put in real life example) Except;! The glass rod and...

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Q: The CO molecule has a dipole moment of 0.480x10-30 C m. Given that its equilibrium bond distance is ...

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Q: A mass m1 = 3.2 kg rests on a frictionless table and connected by a massless string over a massless ...

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Q: Determine the value óf work done if force of 13 N is applied on object which moves through distance ...

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Q: signals at polhts A, B and

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Q: Why is Vernier Caliper more accurate when compared to Ruler?

A: Vernier calipers can measure accuracy to 0.01 mm and 0.001 inches.The accuracy of a regular cm ruler...

Q: A 1.40 kW hairdryer and a 100.0 W light bulb are turned on in the same 120 V AC parallel circuit. As...

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Q: A relaxed emmetropic eye is seen as a thin lens (the crystalline lens) with a focal length f' = 17 m...

A: (a)The equation for thin lens(eye here) P=1do+1di where P=1f is the Power of the lens and f is the f...

Q: A 1500 kg satellite is in orbit around the Moon at a distance of 3 Moon radii above the surface of t...

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Q: A boat that can travel 4 km per hour in still water finds that it can row up stream in 7.5 hours at ...

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Q: In the figure, a 5.30 kg block is sent sliding up a plane inclined at 0 = 37.0° while a horizontal f...

A: The forces along and normal to the incline can be resolved as shown  

Q: R(t l) A in spherical shell made of plastic carries a unifermly distrituted negative charge de-10 co...

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Q: 17.46 Calculate the voltage across the 20-µF capacitor in the circuit of Fig. 17.34. The battery vol...

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