82. In the U-tube above, Y and X are on the same horizontal level and 30cm of air is trapped above Y when the atmospheric pressure is 75cmHg. calculate the volume of air trapped above Y when 15cmHg is now poured into the limb above X (JAMB) y atm

Q: B 36 in. 40 in. D 32 in. 27 in. 60 in.

A: Write the position vectors of points A, B, C, and D.

Q: Batteries provide: a. Constant current. b. Constant power. c. Constant voltage. d. Constant…

A: The electrical quantity provided by battery which is constant.

Q: 1. Calculate the Norton resistance for the following circuit if 5 ohm is the load resistance. 3 ohm…

A:

Q: 1, = 10 A R, 40 R {42 R, $ 60 R. 60 R, 360

A:

Q: Q4. Convert these into proper vector notation: Westward velocity of 42 km/h. Position 6.5 measured…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What are two different units used for power? You may include either the unit or its Which unit is…

A: ( power = energy / time ) In the International System of Units (SI), the unit of power is the Watt…

Q: What is the Vmin and Vmax of this figure?

A: The current flowing in the circuit is  I=VsR1+R2=12100+50I=0.08 A

Q: Snowballs are thrown with a speed of 19 m/s from a roof 7.0 m above the ground. Snowball A is thrown…

A: Given           For ball A        Horizontal speed ux = 19m/s        Height   h   = 7.0 m     For…

Q: There are two very similar capacitors space between its plate's capacitance C1 = C2 = 4.00 uF.…

A:

Q: 20. Find the voltage and current using KVL and KCL. I3 www br 50r

A: Let us find the equivalent resistance of the circuit first.  The resistances 6-ohm and 4-ohm are in…

Q: Difference between charges

A: Cation Is positively charged ion.

Q: 7. It is said that any charge given to a conductor comes to its surface. Should all the protons come…

A: In a conductor charges are free to move. They can be positive or negative charges are both.

Q: Does the voltage is inversely proportional to the power?

A:

Q: How much does it cost to run a 1500-W hair dryer for 37 minutes each day for one month (30 days) at…

A:

Q: Q₁=-4c O 3 q 6 meters Q2=30 9 X Calculate the force on charge q, where q = 8.6 nC. (n = nano = 10-⁹)…

A: Charge  is placed at the origin.Charge  is placed at Charge  is placed at Note:Coulomb constant is…

Q: 1. A charge of 12C passes through the filament of a car headlamp bulb in 4s. What is the current?

A:

Q: The rate at which electric energy is consumed by a device is its

A: Energy is utilized by any electrical appliance to function and do work. Its unit is Joules (J). It…

Q: ow much does it cost to run a 1500-W hair dryer for 15 minutes each day for one month (30 days) at a…

A: Given Power of hair dryer is P= 1500 W Time taken is t=30(15 min) =450 min=7.5 hours

Q: ethe 3 orce em 2

A: Hey, since there are multiplesubparts posted, we will answer first three subparts. If you want any…

Q: Q₁=-4c O 3 q + 6 meters (n = nano = 10-⁹) 9 Q₂ = 30 9 X Calculate the force on charge q, where q =…

A:

Q: Electric-gasoline powered vehicles are called

A: We have to write  about electric gasoline powered vehicle.

Q: The unit of electrical resistance is the A. Ohm. B. amp. C. coulomb. D. watt

A:

Q: R, - 330 2 V, - 24 V R, = 1.2 kn R, - 470 2

A:

Q: F net 45 N || 10 N

A: The first force acting on the block/object in the right direction, F1=10 N The second force acting…

Q: 5. Determine the voltages v, i, and ix 8 V 12Ω + v 12 V 2 V 3i,

A:

Q: 4. What is the physics behind a defibrillator and in which lesson/ topic is it an application of?

A:

Q: How many electrons make up a charge of -76.0 uC?

A: Data Given, Charge ( q ) = -76 We have to find out the no. of electrons ( n ) in -76

Q: A lamp consumes 1200 J of electrical energy in 10 s. What is its power?

A: Answer: Given data, Lamp consumes electrical energy (E)=1200 J Time (t)=10 s

Q: as you can see i only needed parts A,D,E please

A:

Q: A Watt is a unit of energy/second charge/second energy/charge charge/energy

A:

Q: The memory capacity of portable flash disks is 2 GB and 4 GB. The value, Giga is equivalent to O a…

A:

Q: Which of the following units is equivalent to the unit of electric field? Group of answer choices…

A: Electric Field : An electric property associated with each point in the space where a charge is…

Q: Use the above graph to answer the following: 1-V0 = v volts. %3D 2- the time constant t (in second)…

A:

Q: . What is the unit of Power? Select one: a. Joules b. Newton c. Watts d. Tesla

A: Rate of doing work or rate of energy transfer is known as power .

Q: 6. A potential difference of 9 V is maintained across a conductor in a circuit. If the conductor has…

A:

Q: How much does it cost to operate a 1200-W hair dryer for 4 hours at 30 cents/kWh

A: Concept used: Net operation price of a device is found by multiplying its per unit cost with units…