QUESTION 3 Suppose the second mass at (-8,-6) was 4 kg rather than 2 kg, in that case, what would be the direction of the net force on the mass at the origin? NE (1st quadrant) O NW (2nd quadrant) O SW (3rd quadrant) O SE 4th quadrant) The net force would be along one of the coordinate axes The net force would be zero.

Q: Using Excel and the data for the light bulb, plot V vs i, with the equation for the trendline…

A: Ohm's law gives the relation connecting voltage and current. Ohm's law states that the voltage…

Q: IRZ E₂ R2 Σ 3.00 ΚΩ 2.00 ΕΩ a www R₁ Ⓡ the current (in mA) in each resistor shown in the figure…

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Q: If the typical household uses, on average, 3 kW of electrical power constantly, what would the…

A: Household circuit is using = 3kw-hr per hour. And total hours in month = 24×30 = 720 hours. So,…

Q: A set of current (I) and voltage (V) data is collected for a given circuit. The current is measured…

A: From Ohm's law, we know   V = I R V is Voltage , I is current and R is resistance.

Q: During 37 seconds of use, 280 C of charge flow through a microwave oven. Compute the size of the…

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Q: How many 17 Ω resistors must be connected in series to give an equivalent resistance to five 255 Ω…

A: R1 = 17 ohm R2 = 255 ohm number of R2 resistors in parallel = 5

Q: When an unknown resistance R, is placed in a Wheatstone bridge, it is possible to balance the bridge…

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Q: 30 50 60 What will the current of the circuit be if a 5.4 volt battery is used?

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Q: An electric circuit has a total of 68.8 Ohms of resistance, and is operated under a voltage of 78…

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Q: a 9.50 SL 10,0V Iz 1.402 3.00V e Is

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Q: An electric water heater consumes 6.63 kW for 2.35 h per day. What is the cost (in dollars per year)…

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Q: An electric water heater consumes 7.13 kW for 3.85 h per day. What is the cost (in dollars per year)…

A: An electric water heater consumes 7.13 kW for 3.85 h per day. In a year, the heater consumes…

Q: In the US, the conventional voltage seen in a recepticle (wall outlet) is 120 V. How many amperes is…

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Q: A 2.50 kg block is projected up the ramp shown below with an initial speed of 10.00 m/s. The…

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Q: equivalent capacitance

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Q: *13. Determine V, and ID for the network of Fig. 2.142. +10 Vo 2 k2 2 k 2 k

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Q: An electric water heater consumes 5.63 kW for 2.85 h per day. What is the cost (in dollars per year)…

A: Given: The heater consumption of electricity is 5.63 kW for 2.85 h per day. The cost of electricity…

Q: Use the following values to calculate current density (electrical current/area) in units of A/m2.…

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Q: A battery with an emf of 26 V delivers a constant current of 4.3 mA to a device. How much work does…

A: Given Data:Emf of battery E = 26 VCurrent I = 4.3 mA = 4.3×10-3 ATime t = 5 minutes = 5 ×60 st = 300…

Q: Several resistors in a circuit have a theoretical combined resistance of 107 ohms. When the…

A: Given data: Theoretical value of resistance Rth = 107 ohms Measured value of resistance Rm = 99 ohms…

Q: During  48 seconds  of use,  270 C  of charge flow through a microwave oven. Compute the size of…

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Q: An electric water heater consumes 4.88 kW for 3.85 h per day. What is the cost (in dollars per year)…

A: In one day number of kWh used, 4.88×3.85=18.788 kWh

Q: how much does it cost to run a 1500 W hair dryer for 10 minutes?

A: Given, power (P) =1500W = 1.5 kW            time (t) = 10 minutes = 10/60 hr. =1/6 hr.…

Q: During 49 seconds of use, 270 C of charge flow through a microwave oven. Compute the size of the…

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Q: 5. (1e:1.9) Replace the circuit from problem 14 with the simpler one shown in Figure 1.41. Vth is a…

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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.