The SI unit force is called the kilogram. True O False

Q: How many significant figures does each of the following numbers have?a. 0.621 b. 0.006200 c. 1.0621…

A: Since there are multiple sub-parts posted, we will answer the first three sub-parts for you. If you…

Q: in the SI system, the units of density are  a. g/cm3 b. kg/m2 c. kg/m3 d. kg/m3

A: The density is given by,

Q: In the equation A = B/C, the A and C are said to be _______________ proportional.

A: The proportionality of two numbers is shown as: Where x and y are two different numbers. For…

Q: A rather ordinary middle-aged man is in the hospital for a routine check-up. The nurse writes the…

A: Dear student For a middle aged man, the mass could be around 70kg, and age would be around 45 years.

Q: Is kg/s a basic or derived unit in SI?

A: A kg i.e. kilogram is the basic SI unit representing mass of an object, while a second is the basic…

Q: P (t) = PmaxCos (Bt) If t is measured in seconds, what value should the quantity B have? B = If t is…

A: The value of quantity B.given,P(t)=Pmaxcos(Bt)frequency(f)=349 Hz

Q: Perform the following unit conversions: a) 65 miles per hour to meters per second (hint: 1 mile =…

A:

Q: How many significant figures are in the following numbers?(a) 78.9 ± 0.2 (b) 3.788 x 109 (c) 2.46 x…

A: To determine Significant Figures

Q: Find d in the equation d=✔️6.1x10^30 w /4.9 x 10^ -10 w m^-2 in scientific notation to appropriate…

A: d = (6.1 × 1030)/(4.9 × 10-10) = 1.245 × 1040 m

Q: The dimension of acceleration is L/T^2

A:

Q: The result of (20.20 + 0.010)(11.20 – 6.200) is in Newtons (N). If 20.20 is in meters (m), what are…

A: Given: unit of 20.20 is meter and unit of (20.20+0.010)*(11.20-6.200) is N

Q: The following lengths are given using metric prefixes on the base SI unit of length: the meter.…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Question No. 1 A physical quantity is measured and its value is found to be equal to nu, where n is…

A:

Q: The mass of an ear ring is 950 mg. Express this mass in SI unit

A: So the mass of ear ring is m = 950 mg

Q: Find the total displacement (sum) from the following measurements: (51±2)m, (48±6)m, (-­27±3)m

A: Consider the given data as below. Displacement with error, d1=51±2 m Displacement with error,…

Q: The following times are given in seconds. Use metric prefixes to rewrite them so the numerical value…

A: a) The required time is, b) The required time is,

Q: The dimensions of the quantity kinetic energy, designated by K, are kg · m2/s². It can be written in…

A: The formula of kinetic energy is calculated as, k=12mv2....(i) Here, m is the mass of the object…

Q: E. Multiplication and Division (Express your answers in scientific notation.) 9,000,000,000,000 X…

A: This question is based on Units and Measurement topic. Scientific notation is a method for…

Q: 2. Do the following calculations, rounding off answers to the appropriate number of significant…

A:

Q: The dimensions of the quantity kinetic energy, designated by K, are kg • m2/s2. It can be written in…

A: Given :  Units of Force and Energy Required : Units of momentum in SI units in terms of kg, m , s…

Q: To calculate the in the derived SI units of multiply kilograms by meters and divide by seconds…

A: We need to fill in the blanks according to the definition provided.

Q: A physicist has just discovered a new kind of particle. The force between two of them is F = -b/r,…

A: F=-br F is force having  units=kg m/s2 r is distance having unit metre(m) so units of b will be…

Q: What are the units (in the SI system) of a physical quantity whose dimensions are L²M'T-3? kg/s³ |…

A:

Q: In some problem, you are asked to calculate the mass of an object, and you get the following result:…

A:

Q: Newton’s law of universal gravitation is represented byF = G Mm r 2where F is the gravitational…

A: To find the SI units of the proportionality constant G

Q: In an experiment, a student obtained the following masses for a product: 0.651 g, 0.643 g, 0.648 g,…

A: Givenm1 =0.651 gm2 =0.643 g m3 =0.648 gm4 =0.609 gm5 =0.646 g

Q: The prefixes according to their value in descending (decreasing) order are O a. Mega, giga, kilo,…

A: The metric prefix is the unit prefix that precedes a basic unit of measure to indicate a multiple of…

Q: When you perform the following operations, how many significant figures should your answer have?…

A: 11.13 kg+22.2 g=? 22.2 g=22.2/1000=0.0222 kg

Q: Given the quantities a = 2.6 m, b = 6.5 s, c = 98 m/s, what is the value of the quantity d = -

A: The value of quantity d. given, a=2.6 m b=6.5 s c = 98 ms-1

Q: Which of the following values has the fewest number of significant figures? 0.100 O 1.00 O 10.0 O…

A: The properties of significant figure are:- -All the non-zero digits are significant. - All the zeros…

Q: QUESTION 2 Match units with physical quantities. m = meter kg = kilo gram s= second Mass (M) v…

A: We know, S.I. unit of mass (M) is kilogram (kg) S.I. unit of length (or distance, L) is meter (m)…

Q: How many significant figures does each of the following numbers have?a. 0.621                   b.…

A: Significant figures

Q: Using dimensional analysis, evaluate the following and report in the unit required. Be sure to use…

A: Basic rule of significant figures which is followed while adding or subtracting numbers is that the…

Q: A certain physical quantity, R, is calculated using the formula: R = 3a(b – C) where a is a mass and…

A: Given, A quantity R is represented by formula,  R = 3a(b -c) where, a is a mass and b and c are…

Q: How many significant figures are in each of the following? a) 2.401 b) 0.0005337 c) 6.00 d) 5.1…

A: a) 2.401 Significant figures = 4 b) 0.0005337 Significant figures = 7

Q: The equation for a linear relationship is written in the form O (a) y=kx O (b) y = mx+b O (c) y =…

A:

Q: P V =

A:

Q: Gram is the fundamental unit of mass in SI system

A: SI base unit of mass is kilogram.It is represented by letter Kg.

Q: If In(x) 3.37, what is the value of x?

A: According to question we need to find value of x.

Q: If the number of significant figures is 6, what is the value of the pre-specified Error(?s) Select…

A:

Q: Energy has dimensins mass times distance^2 divided time^2. In these expressions, m is mass, x is…

A: The dimension of a physical quantity is represented by using four base quantities. Base quantities…

Q: The fundamental unit which is common in F.P.S and M.K.S systems is a) foot b) kilogram c) seconds d)…

A:

Q: If Vx = 7.90 units and Vy = -6.20 units, determine (a)the magnitude and (b)direction of V⃗

A: Consider the situation in the diagram below.

Q: What's mu? If p has a unit of [kg/m³], v has a unit of [m/s], D has a unit of [m], and R is…

A: Given : Unit of :ρ = kg/m3v= m/sD= mR = unitlessEquation :R = vDρμ

Q: The symbols for speed, wavelength, and frequency are, respectively, v, A, and f. The MKS units of…

A: Given data: The MKS units of speed, wavelength and frequency are respectively m/s, m and Hz.…

Q: The SI base units have the dimensions of: O mass, length, speed O weight, length, time O length,…

A: Let's check each option one by one 1. Mass , length , speed Not correct  Since speed is a derived…

Q: Express this product in units of m3 in scientific notation with the appropriate number of…

A: The value is given as (2.90 km) × (350 cm) × (1.005x10-2 mm)

Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.