Esraa
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 Esraa Kh
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Questions Asked

Esraa:
An egg, initially at rest, is dropped onto a concrete surface; it breaks. Prove that the
process is irreversible. In modeling this process …
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

Esraa:
An egg, initially at rest, is dropped onto a concrete surface; it breaks. Prove that the
process is irreversible. In modeling this process …
 updated 11 months ago
 18 replies
 2 Medals
Mathematics

Esraa:
A capacitor stores energy of 1.25 J. If when it is connected by means of a switch to a 15Ω resistor it discharges to half this value in 15 …
 updated one year ago
 20 replies
 1 Medal
Mathematics

Esraa:
The two particles making circular paths in the magnetic field shown have the same mass and kinetic energy. The field is downward into the pa…
 updated one year ago
 3 replies
 1 Medal
Mathematics

Esraa:
An electron is traveling horizontally from E to W in a region of space where the Earth's magnetic field is directed horizontally toward the …
 updated one year ago
 4 replies
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Mathematics

Esraa:
A charged particle is moving in a uniform, constant magnetic field. Which one(s) of the following statements concerning the magnetic force e…
 updated one year ago
 2 replies
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Mathematics

Esraa:
A direct current power supply is connected to a circuit containing one resistor, and 1.5 A is drawn. If a second identical resistor is conne…
 updated one year ago
 17 replies
 1 Medal
Mathematics

Esraa:
During a physics demonstration, a fully charged 98µF capacitor is discharged through a 125Ω resistor. How long will it take for the capaci…
 updated one year ago
 16 replies
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Mathematics

Esraa:
A 1.50µF capacitor charged to 40.0 V and a 2.40µF capacitor charged to 15.0 V are connected to each other, with the positive plate of each…
 updated one year ago
 12 replies
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Mathematics

Esraa:
The resistivity of gold at room temperature is 2.35 × 108 Ω×m. The temperature coefficient a = 3.98 × 103/K. What will be the resistivity …
 updated one year ago
 13 replies
 1 Medal
Mathematics

Esraa:
When a capacitor has a charge of absolute value 80 µC on each plate the potential difference across the plates is 10 V. How much energy is s…
 updated one year ago
 6 replies
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Mathematics

Esraa:
Two parallel plate capacitors, C1 and C2 are connected in series to a 9.0V battery. If capacitor C1 has a capacitance of 10 nF and capacito…
 updated one year ago
 3 replies
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Mathematics

Esraa:
A 1.50µF capacitor charged to 40.0 V and a 2.40µF capacitor charged to 15.0 V are connected to each other, with the positive plate of each…
 updated one year ago
 9 replies
 No Medals Yet
Mathematics