4. A student going to school walked 1.00 km north and then 2.00 km east on a horizontal ground. How far and in what direction is she from the starting point? (scale: 2 cm= 1 km)

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Q: Calculate the voltage if the resistance is 6.00 and the current is 3.0 A 0.50V O18V

A: Given data The resistance of the resistor is given as R=6 Ω. The current is given as I = 3 A.

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A: Force =14πε0q1q2r2

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Q: In the figure, a 3.8 kg block slides along a track from one level to a higher level after passing th...

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A: Given:

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A: Given,magnetic field in the region, B = 2.00 t3 -4.00 t2 + 0.800radius, R =2.50 cmt = 2.00 sr1 = 5.0...

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Q: 4. Three point charges as shown in the accompanying figure are fixed in place in à Pight triangle De...

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Q: Problem 2: A block with a mass of m = 31 kg rests on a frictionless surface and is subject forces ac...

A: Givenm=31 kgF1=12 NF2=23.25 Nangle, θ=18°

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A: given: V=3.0 V Ii=29 mA = 29*10-3 ARi=1.8 Ω

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A: Combined gravitational force = 2400N Angle= 30 degrees

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A: Given information: The time it takes for the ball to land (t) = 4.90 s The height at which it lands ...

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A: Moment of inertia I = mr2 

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A: Mass of truck M=6 Mg=6*103kg and velocity of truck v1=15 m/s (say towards right), mass of car m=1.5 ...

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A: Given: The sound intensity level is 90 dB at a distance of 10 ft from the source.

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Q: 3. Consider a thin, spherical shell of radius 12.0 cm with a surface charge density of 0.150 mC/m² d...

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A: Given: h=2mm1=m(say)m2=3m1=3mμ=0.3

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Q: Question #: 23 If a person who normally requires an average of 12,000 kJ (~ 3000 Cal) of food energy...

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Q: 0.5 →Y 0.67

A: here, 0.5=1/2 and 0.67 = 2/3