1) Which one of the following pairs of units may NOT be added together, even after the appropriate unit conversions have been made? A. grams and pounds B. slugs and nanograms C. miles and feet D. lightyears and minutes

Q: 5. Vector directions in one dimension are represented by a. Distances b. Magnitude c. Signs d.…

A: Vector direction in one dimension is represented by  a. Distance  Not correct  Distance is a scalar…

Q: Consider a positive scalar a > 1 and a vector A. Which of the following statements is correct about…

A: The given vector = A→The given scalar = a Magnitude of the scalar (a) > 1 (the magnitude of…

Q: Some physical quantity X has the following units: M-9 L-5 T7. Some physical quantity Y has the…

A: We know the unit of each term on both sides of a equation has same. So we shall equate the unit of…

Q: Unit vector is equal to:  a.   Vector divided by its magnitude.  b.   Magnitude divided by its…

A: The quantity which comprises of magnitude as well as direction, is referred to as vector quantity. A…

Q: A. V•D= p, B. V•B = 0. VxE=- С. VxH = J+ D. at Q1.1. Which equation tells electric charges are the…

A: The question can be answered as folows

Q: 10) Three vectors A, B, and C, are shown in the figure. a) Determine the components of these…

A: All physical quantities are classified as either scalars or vectors. We find the rectangular…

Q: Question 25 If base unit for P in kg m^-3 Q in kg m s^-3 R in kg^2 m^-3 s^-1 What quantity does PQ/R…

A:

Q: 2. Convert the following units into a desired unit with correct significant figure a. 10 m/s? to…

A: NOTE- As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost…

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

A:

Q: An ant on a picnic table travels 3.0 x 10' cm eastward, then 25 cm northward, and finally 15 cm…

A: As per guideline we are suppose to do only 1 question from multiple questions.

Q: A Grenadian quoted his body mass as 160 lb, a visiting Englishman quoted his as 12 stone while a…

A: We are authorized to answer one question at a time, since you have not mentioned the one you are…

Q: I. Write True' if the statement is correct and 'False' if the statement is incorrect. 1. The volume…

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

Q: Which of the following statements is true about scalar and vector quantity? a. Scalar is a quantity…

A: Scalar quantities have magnitude only and they have unit too alongwith their magnitude .

Q: The density (p) of the atmosphere as a function of altitude (A) can be approximated by the model…

A:

Q: Test Material   Mass                              Collision Time Phone only (no case) 6.2 oz.…

A:

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

A:

Q: A. Volume Measurement Problem: You have 3 empty containers. One container holds 3L, a second holds…

A:

Q: Question 2 A half litre bottle has a mass of 80 g. It contains 500 cm³ of liquid when full. The…

A: The mass of the bottle is 80 g.The volume of the bottle is 500 cm3.The density of the olive oil is…

Q: Which of the following is NOT TRUE?  a.   A vector has both magnitude and direction.  b.   Vector…

A:

Q: Part C Show that the force of gravity times the height, mgh, is equal to mv?. Be sure to show that…

A:

Q: Newton's law of universal gravitation is represented by Мт F = G- r2 where Fis the gravitational…

A: Gravitational force between two bodies is,

Q: se force and dista

A:

Q: 142. What is the magnitude of the net force acting on a 2.0 × 10³-kilogram car as it accelerates…

A: Given,The mass of the car, m = 2×103kgThe initial velocity of the car, vi = 0m/sThe final velocity…

Q: 6. X and Y are quantities that have different dimensions. Select all physically meaningful…

A: For two variables/constants to add or subtract , they should be have same dimension. However, for…

Q: Which of the following is TRUE about mass and weight? a. Mass is a vector quantity and weight is a…

A: The quantity which has only magnitude but no direction is called scalar quantity.  The quantity…

Q: Density of water is 1000kg/m³. What is its density in units of g/cm³? 3 A cylinder has length of…

A:

Q: B) The force acting on an object is a function of time: F(t)= a t²+b/t, where tis time measured in…

A: Solution:   As per the given data,

Q: If a 1.00 kg bag containing eight apples costs $1.48 , how much does one apple cost? What mass of…

A:

Q: A. Compute for the average time of each free-fall distance. B. Compute for each average time…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: When 2 force vectors are acting parallel and in the same direction, how do you compose them into one…

A: here we have to add two vectors

Q: An object’s average density r is defined as the ratio of its mass to its volume: r = M/V. The…

A:

Q: Which of this is not true? A. All non zero digits are considered significant B. Leading zeroes are…

A: Hai, since there are multiple questions posted, we will answer the first question. The significant…

Q: Reduce the following ratio to its lowest terms and to an equivalent ratio with 1 as the smallest…

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Q: Springs 1 and 2 are identical. What is the mass of the unknown block, in kg? Your answer needs to…

A: Mass of object 1, m1 = 0.1 kgElongation due to 1, x1 = 0.1 mElongation due to 2, x2 = 0.2…

Q: 1. Dislocated shoulder. Another vector example is force, which has an SI unit of Newtons (N). Just…

A:

Q: Q23. The width of a man's hand was used as a common unit of length several hundred years ago. What…

A: Using the width of a man's hand as a common unit of length several hundred years ago had both…

Q: 1.What is physical quantity? A car is moving with the velocity of 30 mihr¹. Convert this value to…

A: 1. Physical quantity is any quantity which describes the physical property of a material or system…

Q: a. A painter uses 4.5 litres of paint to cover a wall with an area of 50 m2. Calculate the…

A: Given: (a) Volume of paint, V=4.5 L Area of wall to paint, A=50 m2   To determine: The average rate…

Q: Which UNIT will the answer to this operation have? (We're only interested in the units, not the…

A: We need to find the ff$\frac{5 ms}{2 s^2}$

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.