(a) The electric field between the plates points vertically upward. (b) The pellet is negatively charged. (c) The magnitude of the electric force on the pellet is equal to mg. (d) If the magnitude of charge on the plates is increased, the pellet begins to move upward.

Q: 42. The density of aluminum is 2.7 g/cm³. What is the density in kilograms per cubic meter?

A: Density is Note:Find:Density in

Q: For each of the following descriptions of the volume of a cell, write a differential equation, find…

A: Given

Q: incorrect, plugging in the values in equation E we get -7.778x10^-22 please resolve correctly

A: Given a infinite length wire. The lenear charge density(λ)=q/L λ=-7pC/(0.05m)=(-7×10-12C)/(0.05m)…

Q: The table shows the rate at which water is being pumped into a swimming pool. Time (min) Amount…

A: we know y = mx + c  Here, y is in gallons and x is minute or ∑y=∑mx+∑c Time(x) in minutes 2 4 5…

Q: System

A: The SI unit is the international system of units that is used almost everywhere in the world. The SI…

Q: A scanning electron micrograph of xylem vessels in a corn root shows the vessels magnified by a…

A:

Q: a. Identify what the graph shows b. Briefly explain what kind of information you can determine from…

A:

Q: Which of the following is a unit of fundamental quantity? (A) meter per second B gram (c) kilometer…

A:

Q: In the south, most homes have a heat pump for heating and cooling. The power of a heat pump is rated…

A: Power is the rate of change of heat/energy. P=energytime…

Q: 7. Reshma is a laboratory assistant. She is working on identifying the quantities and specifics of…

A: Given data: The actual length of the field in the statement of the question is, La1=11 mm×103 μm1…

Q: A unit of area often used in measuring land areas is the hectare, defined as 10“ m². An open-pit…

A:

Q: Follow Significant Figures rules and Scientific Notation for all steps of the solution just for…

A:

Q: Question 11 Fill in the mass and volume of each nugget from the data tables above. Then calculate…

A: Question 11So we have given a blank table in which volume in mL, mass in gram and density in g/mL…

Q: A sample of a particular substance has a mass of 1100 g and a density = 4100 kg/m³. What is the…

A: mass=volume*density in first sample mass=1100g=1.1kg density=4100kg/m3 putting values:…

Q: answer. Question:The SI unit of frequency is named in honor of Hertz: One hertz (1 Hz) equals one…

A:

Q: U Supply the logic equation for the following numbered locations. Location 1: Location 2: Location…

A: According to question we need to find a logic equation for position 1,2,3 and 4.

Q: The quantity called mass density is the mass per unit volume of a substance. Express the following…

A: Given data: Mass density of water =1.0 g/cm3

Q: A block of wood has a mass of 47 g and measures as follows: length = 7 cm width = 9 cm height = 3 cm…

A: Given Mass m = 47 g Length L = 7 cm Width W = 9 cm Height H = 3 cm

Q: What type of distribution is this graph.

A:

Q: A common speed limit in Vancouver, British Columbia, is 70 km/hr. If you are going 45 MPH, are you…

A: As mentioned in the comment, we need to solve the E12 problem. Given: The speed limit is Vl=70 km/hr…

Q: Suppose that a person eats a diet of 2392 Calories per day.  Convert this energy into…

A:

Q: Please answer in gresa forma and write legibly 1. A thin sheet of gold foil of mass 7.5 mg measures…

A: Given : m = 7.5 mg = 7.5 × 10-6 kg A = 3.65 cm2 = 3.65 × 10-4 m2 ρ = 19300 kg/m3

Q: And the product of the integration of this relationship gives you the following two values Xm,n = If…

A: Given data, Xm,n=ψm|X|ψn Xm,m+1=m+12α12          .....1 Xm,m-1=m2α12           ........2where, α=mωℏ

Q: Using the information in the table below answer the following questions: a) Which of the following…

A: (a) Volume of 250g water = Mass / Density  Volume = 250 / 1 = 250 cm³    Volume of 250g lead = Mass…

Q: One cube is made of uranium and has side length 57.0 cm and one cube is made of an unknown substance…

A: Given: The side length of the cube made of uranium: a1 = 57.0 cm. The side length of the cube made…

Q: Please can you show which formula did you use on step 1? How did you proceed?

A: Solution:-Given thatweight of sign (Ws)=215 NWeight of beam (Wb)=155 N

Q: Give the names of the various basic units in each of the three different unit systems.

A: Unit System: A unit system is made up of variations on a single standard scientific unit of…

Q: Activity Oliver and Robin have different stride lengths and want to compare them. Oliver uses a…

A:

Q: In astronomy, distances are often expressed in light-years. One light-year is the distance traveled…

A: Speed of light=3×108 m/s Light travels in a year=             3×108×365.25×24×3600 m…

Q: Which are the possible values of mℓ when ℓ =3, ?

A:

Q: One group of students recorded the following measurements for their copper cylinder: diameter =…

A: Given: The diameter of the cylinder is d=1.266 cm. The height of the cylinder is h=4.978 cm. The…

Q: A fence is built in the shape shown by the figure. The fence encloses a square area of side s plus a…

A: Write the formula for the area of the fence.

Q: In astronomy, distances are often expressed in light-years. One light-year is the distance traveled…

A: We know, light travels at 3*108 m/s So, 1 light year = (3*10^8 m/s)*(3600 s/hr)*…

Q: please convert the final answer not in mks(SI). and please teach me how to convert SI units to…

A:

Q: , distances are often expressed in light-years. One light-year is the distance traveled by light in…

A: Given: Distance to a star is 5.1 light-year Find: Distance to star in meters.

Q: A manufacturer receives daily shipments of 70,000 springs and 45,000 pounds of stuffing for…

A: Given: Regular mattresses require 50 springs and 30 pounds of stuffing. Support mattresses require…

Q: E2. Suppose that a cupcake recipe designed to produce 16 cupcakes calls for 240 grams of flour. How…

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

Q: In astronomy, distances are often expressed in light-years. One light-year is the distance traveled…

A: Given: Distance to a star is 5.5 light-year There are 365.25 days in one year. To find the given…

Q: It is estimated that about 40.0 m² of solar panel is needed to provide electricity for an average…

A:

Q: Plot the graph T T^2(y-axin) Vs L. (X-axis) Show the straight line with data points. Label the Axés…

A:

Q: Two metal cubes with side length 10cm are re-forged into one cuboid which is 20cm long and 5cm high.…

A: Two metal cubes with side length (Lo )=10cm are re-forged into cuboid whose length is L=20cm and…

Q: For an electrical component, the formulas for charge and voltage are given below. A is measured in…

A: The current is defined as the amount of charge flowing through a point per unit time.…

Q: For this midterm exam question, Walmart would like lo increase the number of customers using their…

A: A lurking variable is a variable that is not included as an explanatory or response variable in the…

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.