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Q: A light-bulb with a resistance of 2492 allows a 1.55 A current to flow connected to a battery. a)…
A: Given, resistance R=24Ω current I=1.55 A voltage V = ? power P = ?…
Q: Use the diagram to the right in order to answer question #15. Circult 3 Circuit 1 15. The diagram…
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Q: You shine a beam of blue light with frequency 1/(450 [nm]) on a mirror that is moving with constant…
A: The reflected light beam has longer wavelength than the incident beam. hence, it has got redshifted.…
Q: B A coin sits on a rotating turntable as shown in the figure. At the time shown in the figure, which…
A: We need to say what the direction of friction will be on the coin on turntable.
Q: Joules (Encode the An electric iron of resistance 20 ohm draws a current of 5 amperes. Calculate the…
A: Electric current.
Q: 9) A spring has a constant of 875 N/m. What hanging mass will cause this spring to stretch 4.5 m?
A: Let's Consider a vertical spring of spring constant 'k' On which we hang a mass 'm'It will stretch a…
Q: Solve the Problem in the Attachment?
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Q: how using a twisted pair of wires (instead of a pair of straight wires) to connect a measurement…
A: In this question we have to explain how using twisted pair of wires reduces effect of interference…
Q: 2. In order to cook this turkey, we will place it between two long straight parallel wires subject…
A: In this question we are given that In order to cook this turkey, we will place it between two long…
Q: prove e that 2. 1.
A: The distributive property is used here.
Q: Three people pull simultaneously on a stubborn donkey. Jack pulls directly ahead of the donkey with…
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Q: A bar magnet that has been released with the south pole down passes through a circular loop. Looking…
A: Given: It is given that a bar magnet has been released with the south pole down passes through a…
Q: 7) A car accelerates at a(t) m/s. How fast is it going after 3 s? O A. OB. O C. D. 2t² + 2 with an…
A: Acceleration a(t) = 2t2 + 2 Initial velocity u = 10 m/s
Q: In a longitudinal wave, what is the area where molecules are "bunched" together called? What is a…
A: 5) in a longitudinal wave the point at which molecules are bunched to geteher is called…
Q: An aluminium (p = 2.7g/cm³) wire is suspended from the ceiling and hangs vertically. How long must…
A: Given : For aluminium, ρ = 2.7 g/cm3 Since, 1 g = 10-3 kg & 1 cm = 10-2 m ⇒ ρ =…
Q: Check all all true statements in terms of Velocity and Speed 素 Units don't matter in final answer…
A: Given Select the correct statement from the following about speed and velocity
Q: iv. In reference frame R, during the interval AI * is the displacement (i.e., change in position) of…
A: (iv) Introduction: Acceleration is the rate of change of the velocity of an object with respect to…
Q: Which of the following is the surface charge density unit? O A) Coulomb /m2 OB) Ampere / meter OC)…
A: Let the charge on conductor= Q Let the area of conductor = A
Q: A car traveled at a rate of 50 km/hr for 8 minutes and then at 25 km/hr for 7 min and finally at 20…
A: Given that-Speed in first Journey, s1=50 km/hrTime in first Journey, t1=8 minutes=860 hoursSpeed in…
Q: When a system is taken from state i to state f along path iaf in the figure, Q = 50.2 cal and W =…
A: Given, When the system is take from i to f state along iaf, Q = 50.2 cal, W =…
Q: 5. • A concave spherical mirror has a radius of curvature of 10.0 cm. Calculate the location and…
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Q: 124. The diagram below represents a 10.-newton block sliding at constant speed down a plane that…
A: Since object is moving with constant speed hence acceleration acting on it is zero so net force…
Q: SV ZA
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Q: IE .. A car on a circular track accelerates from rest. (a) The car experiences (1) only angular…
A: a) Angular acceleration to increase its speed and centripetal acceleration to keep it in circle so ,…
Q: trajectory and the time rate of change of the speed of the ball (a) just after launch and (b) at…
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Q: 39. A wave on a very long rope takes 2.0 s to travel 10 m of the rope. If the wavelength of the wave…
A: Part (39): Given: The wavelength of the wave is 2.5 m. The distance traveled by the wave is 10 m in…
Q: The self-inductance and capacitance of an LC circuit e 0.20 mH and 5.0 pF. What is the angular…
A: Solution:-Given thatSelf inductance (L)=0.2 mH=0.2×10-3 HCapacitance (C)=5 pF=5×10-12 F
Q: Two small spheres each have a mass m of 0.100 g and are suspended as pendulums by light insulating…
A: Given: mass (m) = 0.100 g angle, θ = 6° length, l = 1 m
Q: What is the value of P1? You can refer to the figure.
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Q: Using the separation of variables, find the subsequent motion for vibrating string when the initial…
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Q: An electron's de Broglie wavelength is 4.8 µm (me= 9.11 x 10-31 kg). What is its speed? (1 µm = 10-6…
A: De broglie wavelength =h/p
Q: A 1.0-kilogram mass gains kinetic energy as it falls freely from rest a vertical distance d. How far…
A: Given data: Initial velocity (Vi) = 0 m/s Mass (m) = 1.0 kg Vertical distance (h) = d New mass (m')…
Q: quipotential lines in a -Vo -2V -3V (a) from A to B WAB 57.4e-6 = (b) from A to C WAC=0 (c) from A…
A: Given: Charge q = 4.1 (10-7 )C Potential v0 =140 v
Q: 3- An airplane used to drop water on brushfires is flying horizontally in a straight line at 180…
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Q: The velocity of an object is given by v = Dt³, where D is a constant in m/s and t is time in…
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Q: 4. Alexander is swinging his favorite yo-yo in circles on a two meter long cord. His classmate,…
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Q: Two points A and B are known to be lying on the same electric field line. Which one of the…
A: Two points A and B are known to be lying on same electric field line
Q: 8. A 15kg rectangular block with a length of 80cm and a width of 50cm rests on a table. What…
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Q: 3. Determine the maximum force P that can be applied without causing movement of the 250-lb crate…
A: When multiple different questions are given then according to the guidelines, only the first…
Q: could you help me with these please
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: 21. The mass defect in a nuclear reaction is 0.05 u. What is released? the energy 3.00 x 10 ms (e =…
A: Part (21): Given: The mass defect in a nuclear reaction is 0.05u. The speed of the light is 3x108…
Q: 17. . A student doing an experiment pours 0.150 kg of heated copper shot into a 0.375-kg aluminum…
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