4 What element has a Ka x-ray line of wavelength 0.144 nm? nu.
Q: A 0.175 kg mass on a table is attached to a horizontal spring with a spring constant of 155 N/m.…
A: Given that,Mass on table :m = 0.175 (kg)Spring constant : k = 155 (N/m) Speed : v = 0.815…
Q: and the other with q). 1 for the hemisphere by a constant, so we do not ne
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Q: 1. A 1000-MW nuclear reactor requires about 1.3 g of U-235 per day per MW of electricity generated.…
A: The nuclear fusion process produces a large amount of energy as compared to nuclear fission. Apart…
Q: Click on the arrow which best represents the force on the lower (pink) charged sphere
A: Arrow pointing towards right is the best fit.
Q: A circuit has three resistors, 1200N, 2400N, and 4200N that are connected to a 12V battery in…
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Q: A block with mass m₁-9 Kg rests on the surface of horizontal table which has a coefficient of…
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Q: The cart shown below moves across the tabletop as the block falls. The acceleration of the cart is…
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Q: N vs. TIME graph below, click on the spot where the VELOCITY IS ZERO (the arrow will be placed where…
A: Introduction: When the body does not gets displaced with time, the velocity is said to be zero. So,…
Q: o its just the same answer youre just adding a degree sign
A: Yes , according to laws of reflection angle of incidence is equal to angle of reflection.
Q: 4) If the rolling sphere then encounters a sloping ramp angled at 15° from the horizontal, to what…
A: Given Mass m = 2.5 kg Radius R = 1.25 m Initial velocity = u = 7.5 m/s
Q: A B In which case is the friction force on the refrigerator greatest? No way to tell C Same in A,B,C…
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Q: erford, Bohr, Planck, and Einstein all contributed models to help describe the atom and atomic…
A: option (D) the Bohr model was the first model to relate the wavelength and quantized energy…
Q: A tungsten wire heats up to nearly 1800 K in a lightbulb. What happens to the current, voltage, and…
A: Given Temperature of tugsten wire = 1800K What happens to the current, voltage, resistance and power…
Q: Nichrome wire is used in some radiative heaters. (a) Find the resistance needed if the average power…
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Q: 9. The three small spheres carry charges q1 = 5.00 nC, q2 = -10.5 nC and q3 = 3.60 nC. Find the net…
A: Answer the following question is
Q: not understanding the calculation
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Q: Determine whether each of the following waveforms is an energy waveform or a power waveform, and…
A: a As given, w1t=2 sin210πt Since it is a periodic signal, w1t is the Power signal. The power is,…
Q: 15 x(t) = cos(4√15t) + √5 sin(4√/15t) 12 i(t) = 5cos(4√/15t) — 2√5 sin(4√15t) ä(t) = -24cos(4√/15t)…
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Q: 5. If you want to turn mechanical energy into electrical energy to power the lights in your home,…
A: To Do: Identify the correct device out of the given options for converting mechanical energy into…
Q: Technetium has a physical half life of 6 hours and a biologic half life of 24 hours. If 10 mCi is…
A: 34. Given: Physical half life,Tp=6 hours Biologic half life,Tb=24 hours N0=10 mCi t = 10 am to 10 pm…
Q: Which of the following statements best defines power? O The energy associated with an objects…
A: Explanation- 1. option a will not be correct because, the energy associated with an…
Q: Two radio-wave sources, which you may consider be point-like, are sitting a distance L = 10.0 m…
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