student drove to the university from her home and noted that the odometer reading of her car increased by 19.5 kilometers. The trip took 20.3 min.   What was her average speed, in METERS per second?

Q: Calculate the solar constant for both Mars and Venus. Please show your work

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Q: the diameter of the field of view is 5.6 MM at 40 X what would the diameter be at 80 X

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Q: Transverse waves on a string have wave speed 8.00 m/s, amplitude 0.0700 m, and wavelength 0.320 m.…

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Q: A small 2.25 g plastic ball that has a charge q = 1.35 C is suspended by a string that has a length…

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Q: (a) What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a…

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Q: Tutorial Exercise Consider the two vectors A = 2 î - 2₁ and B = - î - 5 ĵ. (a) Calculate A + B (b)…

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Q: || FIGURE P26.41 is an edge view of three charged metal electrodes. Let the left electrode be the…

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Q: What is the electric potential V due to the nucleus of hydrogen at a distance of 5.292 × 10-¹¹ m?…

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Q: Find the angle (in degree, measured from +x axis, ccw) of vector 4i-9j.

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Q: The voltmeter in Fig. Q1(c) has a lead-to-lead resistance of 10 MS2. Its output for this measurement…

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Q: 3-23. A small object is placed 20 cm from the first of a train of three lenses with focal lengths,…

A: Solution

Q: 4. In the opening scene of Avengers: infinity war, Thanos lifts the Hulk and body slams him. Suppose…

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Q: 1. A particle loses 7.20 x 10-1⁹ J of energy while emitting light. (a) What is the wavelength of the…

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Q: the charge on and the potential difference across each capacitor in FIGURE P26.56?

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Q: A total charge of -94.0 nC is uniformly distributed throughout a non-conducting sphere with a radius…

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Q: In a perfectly elastic collision cart A moving at 4.55 m/s [S] strikes  cart B moving at 3.25 m/s…

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Q: A stone is thrown STRAIGHT UPWARD with a speed of 30 m/s. How long will it rise?

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Q: How long are you going to drive the 350 km if your car's average speed is 68 km/H?

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Q: (A) The dot product between A and B. (B) The cross product between A and B.

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Q: A marble DROPPED from a bridge and strikes the water in 5 seconds. Calculate the height of the…

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Q: You charge a piece of aluminum foil (mass = 2.96 g) by touching it to a charged rod. The charged rod…

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Q: 12. A 3 ohm, 12 ohm, and 4 ohm resistor is connected in parallel to a 6 Volt battery. a) Draw the…

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Q: An electron, which has a charge of 1.60 x 10-19 C, is released at rest in a uniform electric field…

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Q: (a) What is the dipole moment of the configuration shown above? If Q = 5.5 µC and a = 1.8 nm? p=…

A: Q=5.5 μc=5.5×10-6 Ca=1.8 nm=1.8×10-9 m

Q: How many coulombs of positive charge are there in 1.61 kg of plutonium, given that its atomic mass…

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Q: Two metal balls are the same size but ball A weighs 20 N and ball B weighs 10 N. Ball B is dropped…

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Q: During each second of freefall, the speed of an object"     remains constant     increases by 5…

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Q: Two identical +8.5 C point charges are initially 4.5 cm from each other. If they are released at the…

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Q: In the opening scene of Avengers: infinity war, Thanos lifts the Hulk and body slams him. Suppose…

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Q: An object is dropped from the top of the Burj Dubai which is 830 meters high and name as the tallest…

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Q: 2. For the two vectors Ả = î − 5ĵ + 3Â and B = 3î + 2ĵ — Ê, find a) Ả · A.B, b) A × B, c) Ả + B, and…

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Q: A pipe with a constant 5.00 cm diameter carries water flowing at 4.00 m/s down a 10.0-m hill. The…

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Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.