The chain seen dangling from the rear of a gasoline truck is to let excess charges on the truck to be grounded.

Q: How does sound vary in different temperatures of water?

A:

Q: Part A A loudspeaker at the origin emits a 100 Hz tone on a day when the speed of sound is 340 m/s. ...

A:

Q: The magnetic dipole moment of an electron (charge =-e; mass = me) moving in a circular orbit of radi...

A:

Q: Part A A potential difference of 45 mV develops between the ends of a 18-cm-long wire as it moves th...

A: the potential difference b/w the ends of rod of length l moving  with speed v perpendicular magnetic...

Q: wo horizontal parallel plates are separated by a distance of 168mm creating an electric field of 29µ...

A: Given: The electric field is 29µN/C. The separation between plates is 168 mm. The initial speed of t...

Q: Explain KCL and KVL with suitable circuit diagrams. Apply Kirchhoff's law and find the branch curren...

A:

Q: Activity No. 3 Answer the following questions involving Gauss's Law Find the flux through a spherica...

A:

Q: A power plant burns coal and generates an average of 615.0 MW of electrical power while discharging ...

A: Given Information:- Electrical power generated by the plant is E=615.0 MW Waste heat H=1020.90 MW   ...

Q: s there an electromagnetic spectrometer that uses photoelectron spectroscopy

A: In this question we have to answer about a electromagnetic spectrometer. Please give positive feedba...

Q: 1. A point particle has a charge of 7mC with electric potential of 400V. What is the electrical pote...

A: Given Charge q =3.5 mC = 7 × 10-3 C Electric potential V = 400 V 

Q: Two solid bars support a load P as shown. Bar (1) has a cross-sectional area of A1 = 4950 mm² and an...

A:

Q: 4. A 13m high water tank has the shape of an inverted pyramid, with base b=7m, and is filled with wa...

A:

Q: A store manager pushes a 10 g box with a force of 25 N and drected at an angle of 37 above the horiz...

A:

Q: Given these vectors: A = (-4.8)î + (-2.7)ĵ + (6.4)k B = (-5.6)î + (-7.7)ĵ+ (9)k Find the value of th...

A:

Q: A car battery uses 20 A for 10 s to start the engine. How many electrons pass during this time inter...

A: Given data:  Current (A) = 20 A Time (t) = 10 s Required: The number of electrons passed 

Q: A 2000 kg car is rounding a curve of radius 200 m on a level road. The maximum frictional force the ...

A: Given in question - Mass of car(M) = 2000 Kg                                  Radius(R) = 200m      ...

Q: Problem 3: While sliding a couch across a floor, Hannah and Andrea exert forces FH and FA magnitude ...

A:

Q: Determine the resultant force, given that: theta = 12 degrees; F= 75 KN

A:

Q: Tensile force tends to cut the body in two. (true or false?)

A: If equal and opposite forces are applied to a body they tend to elongate it, such type of force is k...

Q: 6. Get the resultant of the following displacement 6 ft. southwest; 10 t. north-east; 4 ft. south-ea...

A: 6.  Given: A = 6 ft (SW)B = 10 ft (NE)C=4ft (SE)D=12 ft (NW)E = 3 ft (SW)

Q: Velocity-Time Graph 8.0 6.0 40 2.0 0.0 -2.000 20 40 80 80 100 120 14 0 160 180 20.0 40 -80 -8.0 Time...

A: We have velocity time graph

Q: DA What is the voltage in mV across an 6.5 nm thick membrane if the electric field strength across i...

A: if the uniform electric field E exists in  the region then then the potential difference b/w any two...

Q: A hare and a tortoise compete in a race over a course 1.00 km long. The tortoise craws straight and ...

A: Given data: The length of race course is l=1 km. The speed of tortoise is u=0.2 m/s. The speed of h...

Q: Part (c) Calculate the angle in degrees north of east of the net force exerted on the couch by Hanna...

A:

Q: Part A A light wave has a 620 nm wavelength in air. Its wavelength in a transparent solid is 420 nm....

A:

Q: The vector A whose magnitude is 1.732 units makes equal angles with the coordinate axes. Find Ax, Ay...

A:

Q: 12:04 S O lןה ןוה. 43 The hydrostatic equation is p/y +z = C, where p is pressure, is specific weigh...

A: We will solve this question by dimensional analysis

Q: Problem 1: A block having a mass of m= 14 kg is suspended via two cables as shown in the figure. The...

A: Correct option is figure (a) 

Q: How much work is required to move a -1.0mC charge from A to E A) +3.0x10^-5 J B) -4.0x10^-5J C)+7...

A: Given Potential at point A = + 30 V Potential at point E = - 40 V We have to calculate work is requi...

Q: Barry Bonds hits a home run so that the baseball just clears the top row of bleachers, 21.0 m high, ...

A:

Q: A uniform ladder of mass m = 40 kg and length l =10 m is leaned against a vertical wall. The foot of...

A: Mass of ladder = 40kg Length of ladder = 10m Foot of ladder = 1.2m

Q: 3.70-kg particie is subject to a net force that varies with position as snown in the figure. The par...

A: GivenMass of particle, m=3.70 kg

Q: 4. Use Gauss' Law to find the electric field per length inside a coaxial conductor having a linear c...

A:

Q: 1.13 Apply the grid method to calculate the cost in U.S. dollars to operate a pump for one year. The...

A: Power of pump = 20hp Pump operate = 20hr/day Electricity costs = $ 0.10per kWh We have to calculate ...

Q: Find the capacitance of a parallel plate capacitor having plates of area 1.50 m2 that are separated ...

A:

Q: F, -F.0 8 2 Position (m) (8c7p34)A 5 kg block moves in a straight line on a horizontal frictionless ...

A: The area under the force-position graph gives the work done on the block. The graph is shown below. ...

Q: The current in the circuit above is 0.5 A. We will refer to the battery on the left as 1, and the ba...

A:

Q: What is the magnitude of the electric field at point A? A) 10 V/m B) 25 V/m C) 30 V/m D) 75 V/m ...

A:

Q: An object is subjected to a friction force with magnitude 6.60 N, which acts against the object's ve...

A:

Q: The triangular block shown in Figure 206 is subjected to the loads P= 1600 KN and F= 800 KN, if AB= ...

A: First, we find the angle of the block at C. In ∆ABC, Let ∠ACB = θo Now using the tan function, tan θ...

Q: Is the sonic velocity in a specified medium a fixed quantity, or does it change as the properties of...

A: In this question we have to explain whether the sonic velocity changes as the properties of the medi...

Q: 30° The beam is to be hoisted using two chains. If the resultant force is to be 600N directed along ...

A: Its a concept of Mechanics

Q: -) Now the two capacitors, C = 5.00 µF and C2 = 12.0 µF, are connected in series to a 9.00V battery....

A:

Q: The telescope and CCD camera described in question 2 are scheduled to observe the star cluster M67 a...

A: The cluster M67 is never visible in the sky from London so we should abandon any plans to observe it...

Q: A 0.25 g uniform rod 12 cm long connects two solid spheres. The first ball has a mass of 0.5 g and a...

A: Given information: The mass and radius of the spheres: first ball:M1=0.5 g=5×10-4 kgR1=10 cm = 0.1 m...

Q: A fly ball is hit to the outfield during a baseball game. Let's neglect the effects of air resistanc...

A:

Q: 2. A force of F(x)-2x-cos(4x)+8, x is in meters, acts on an object. What is the work required to mov...

A:

Q: The cosmic microwave background radiation is a thermal radiation left over from the big bang. It fil...

A: Given that: T=2.7 K To determine: a) Wavelength of maximum intensity  b) Total power incident on Ear...

Q: Let Us Try Activity 1.1: Determining Average Speed and Average Velocity. Analyze the problem below. ...

A: Given, distance along east = 6m Time taken along east = 11 s distance along west = 6m Time taken alo...

Q: Consider a soap bubble. Is the pressure inside the bubble higher or lower than the pressure outside?...

A: Surface tension is the property of liquid to minimise it's surface area .Due to this liquid surface ...