What current will be taken by a 920 W appliance if the supply voltage is 230 V ?

Q: A 900-kg car moving at (15î+ 0f) m/s had a head-on collision with a 2500-kg truck moving at (-10î+ 2...

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Q: A truck flew off the freeway and crashed into the side of the Mission Valley Dave & Busters. When th...

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Q: A) A body was hanged by a spring scale. If the scale reading is 30 N in the air, 20 N when immersed ...

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Q: Wanda throws the power stone vertically upwards with an initial velocity of 24.32 m/s. Determine the...

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Q: A type of glass has a critical angle of 40 degrees for total internal reflection. Its refractive in...

A: Given that             The critical angle of of the total internal reflection is θc = 40° We have to...

Q: The figure shows a distance vs. time graph of an object with three distinct regions, I, II, and II. ...

A: As we know  Velocity = change in distance/ change in                                                ...

Q: Carefully consider the correct number of significant figures in the calculations. 1. Find the surfac...

A: 1. Given  - Radius of disc , R = 1.25 cm  Thickness of disc, h = 0.25 cm  Surface area of disc is ca...

Q: The figure shows a distance vs. time graph of an object with three distinct regions, I, II, and II. ...

A: Given : velocity time graph 

Q: When a charged particle is released from rest, at any point between two parallel plates, as shown in...

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Q: A model rocket with a mass of 0.165 kg is launched straight upward at 58.8 m/s. The model rocket eng...

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Q: Part A A 430 pF capacitor consists of two 18-cm-radius circular plates, insulated with polystyrene. ...

A: Dielectric constant for polystyrene K = 2.6 Dielectric strength of polystyrene = 19.7 × 106 V/m Capa...

Q: Two parallel wires A and B are fixed to rigid support at the upper ends and subjected to same load a...

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Q: Give at least one advantage and one disadvantage for each of the two methods for adding vectors.

A: There are two methods of adding vectors they are 1) Graphical 2)Algebraic  

Q: A Hall probe serves to measure magnetic field strength. One such probe consists of a poor conductor ...

A: Given that              The thickness of the conductor is (d) = 0.135mm               Charge densit...

Q: what is the power radiated per (cm²) from skin at temperature of 306k? what is the power radiated pe...

A: The exterior parts of the body temperature is have a  little bit variation in different parts. Relat...

Q: A bar of length L = 0.33 m is placed on metallic rails in such a way that a circuit with resistance ...

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Q: 9. A tourist is pulling a suitcase as shown. She is applying a force of 31 N in the direction of her...

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Q: Changes in internal hydrostatic pressure can be case by * fraction O Accelerations O pressure force ...

A: pressure at any point in that fluid and the hydrostatic pressure change due to a difference in heigh...

Q: Two capacitors (C1 and C2) joined at both ends are summed as follows: 1 1 1 a) Ceq C1 C2 b) Ceg = C1...

A: According to question we need to find equivalent capacitance. 

Q: A 100.0 microcoulomb (uC) charge is placed at the origin. A 200.0 µC charge is placed 2.00 m above t...

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Q: A car with a constant speed of 21 m/s leaves the finish line 5 seconds after a car with a constant s...

A: Speed of car 1  v1 = 21 m/s Speed of car 2 v2 = 18 m/s time difference between crossing the finish l...

Q: 24.5 kg o workers push in opposite directions on a box that weighs exerts a force of 77.6 N and the ...

A: GivenTwo workers push in opposite directions on a box that weighs 24.5 kg

Q: A series LRC circuit has a 29.4Ω resistor, a 498.1μF capacitor, and a 6.4 mH inductor. The AC source...

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Q: Cabe tate the ocers required debe clone de stepa cr of 1500 kg moring at a veloily of o K-lh Y

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Q: If the Earth had no Moon it would be rotating more quickly. O True O False

A: 1)Just as the Earth exerts a gravitational pull, the moon also exerts a gravitational pull on the Ea...

Q: If you know that xFxj+vjt+0.5at and vFVi+at Based on the two equations y=0.85x2+0.41x+0.7 y=1.72x+0....

A: Given equations of motion :y = 0.85x2 + 0.41x + 0.7y = 1.72x + 0.44To find : The instantaneous veloc...

Q: 2. A brass wire is to withstand a tensile force of 350N without breaking. Note that the breaking str...

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Q: A 0.5 kg mass is projected up a long 25° inclined plane with an initial speed of 4.5 m/sec. The bloc...

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Q: The state of an ideal gas is changed in a steady-state open process from 400 kPa and 1,2 m^3 to 300 ...

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Q: Why don’t stars live forever? Which stars live the longest? b) What is the importance of 1.4 solar m...

A: Answer:- 1. a)  ▪︎stars cannot survive indefinitely Because the core temperature of a main sequence ...

Q: A lamp weighing 1.75 kg rests on a night table. What is the normal force th the table excerts on the...

A: GivenMass of lamp , m=1.75 kg

Q: The position vector of a particle changes with time according to the relation 7(t) = 15t2 î + (4 – 2...

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Q: Suppose you have two arrangements of charges isolated from each other, one in which the charge +q is...

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Q: 7. Incompressible oil of density 850 kg/cubic m is pumped through a cylindrical pipe at a rate of 9....

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Q: Light passes from air into ice with part of the ray reflected and part refracted. The reflected and ...

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Q: A lamina (flat plate) bounded by y = x , y = 0, and x = 27 with uniform density p = 8. b) Find the e...

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Q: Find From the experimental data on photoelectronization from the gold leaf. It was found that gold v...

A: work function (w) of gold = 5.10 eV   

Q: Two conductive balls have the same. charge of the first (-8µc) and the charge of the second (+2µc) I...

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Q: A current of 7.37 A in a solenoid of length 10.0 cm creates a 0.353 T magnetic field at the center o...

A: From the question we are told that The current is I=7.37A The length is L=10.0 cm=0.1 m The magnetic...

Q: What is the angular momentum of a 0.25 kg mass rotating on the end of a piece of rope in a circle o...

A: Given value--- mass = 0.25 kg. radius = 0.75 m. angular speed = 12.5 rad /s  We have to find--- a...

Q: 1. A specimen of oil having an initial volume of 600 cubic cm is subjected to a pressure increase of...

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Q: Ca be tate the eerk required debe clone e topa cr of 1500 kg moving at a veloity of 6 K-lh?

A: Given data-                            mass of car = 1500 Kg                           moving with v...

Q: (b) According to Lenz's Law, in which direction will an induced current in the loop travel? How do y...

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Q: A steam engine intakes 100 g of steam at 100°C_per minute and cools it down to 20°C. Calculate the h...

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Q: A 40-gram point mass is traveling at a velocity of v = 2.6 m/sec parallel    to the x-axis along th...

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Q: Two particles of equal mass 'm' go around a circle of radius Runder the action of their mutual gravi...

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Q: Q5 a) Choose the correct answer. 1- The ratio of the speed of light in vacuum to the speed in the ma...

A: Part (1): Introduction:The refractive index of the material is defined as the ratio of the speed of ...

Q: Part A What radius must a water drop have for the difference between the inside and outside pressure...

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Q: What does the magnetization vector M represent and what are its units?

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Q: The mass of Mars is 6.42 × 10^23 kg. Its moon Phobos is 9378 kilometers away from Mars and has a mas...

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