When the temperature is 130 degree C, the resistance of a resistor is 45 ohms. When the temperature is increased to 200 degrees C, the resistance increases to 69 ohms. 17. Find the temperature coefficient of the resistor. 18. Find the resistance at 20 degree C, Ro = ? Hint: Set up a system of equations, and solve them together.

Q: How many kilometers make one mile? a) 1 b) 2.5 c) 0.5 d) 1.6

A: To find: How many kilometers make one mile

Q: 13. What are three advantages of the metric system?

A: As per the guide lines firs question is solve. Kindly post next question again.

Q: 6) Human "density" is about 0.98 g/mL. How would you measure your volume? Briefly describe.

A: The density ρ and the volume V of a human are related to each other by the following equation.…

Q: 1. Express the following numbers in decimal: a) (10110.0101) 2

A: Solution: given that to expres the  (110.0101)2 following number in decimal

Q: Give the fbm of the following quantities of wood: a. 800 lineal ft of 3⁄4 x 8 in. b. 15 pieces of 2…

A: Solution: The fbm of the given quantities of wood is explained below:

Q: How many inches are there in 1 yard? a) 12 b) 36 c) 6 d) 18

A: To find: How many inches are there in 1 yard

Q: ensionally consis ceive credit).

A:

Q: How many cubic centimeters are there in a cubic meter? a) 10 b) 100 c) 1000 d) 1 × 104 e) 1 × 106

A: Significant figures are used to establish the number which is presented in the form of digits. These…

Q: How many millimeters make ten kilometers? A) 1010 B) 109 C) 108 D) 107

A: The distance is defined as "the length of the space between two points". It gives the numerical…

Q: 29. The amount of water in reservoirs is often measured in acre-ft. One acre-ft is a volume that…

A:

Q: K. Density is the ratio of mass and volume of an object. Find the density of object whose mass is…

A: Given: M=12kg, V=0.0005m3 K) The density of the object is : ρ=MV=120.0005=24000kg/m3

Q: If you know x, a &t and want vo, which would be the best equation to use? A) x = vot + ½ at? B) v =…

A: Known quantities =x,a and tUnknown quantity=V0

Q: 4. The formula Vf = Vo + at is a close derivation of what formula? a. F = ma b. V = d/t c. a = V/t…

A: Given data: -  The final velocity is vf. The initial velocity is vo. The acceleration is a. The…

Q: What is the SI equivalent of 8 R? a. 0.08 C/kg Ob. 0.002064 C/kg Oc. 0.002064 Gy C. Od.…

A: we have to convert 8 roentgen to coulomb per kilogram .

Q: 1) one meter is equivalent to 3.281 ft. A cube with an a edge of 2.15 ft has a volume of A) 0.281…

A: Given : Edge = 2.15 ft

Q: Write the following as full (decimal) numbers without prefixes on the units: (a) 286.6 mm (b) 85uV…

A: SI prefixes helpful for to form decimal multiples and submultiples of SI units. For example: 0.001…

Q: When a 4.00-kg object is hung vertically on a certain light spring that obeys Hooke's law, the…

A:

Q: 4. A________has A definite shape a definite volume. 5. A_______has a definite volume but no definite…

A: 4. A solid has a definite shape and a definite volume. In solid, the molecules are closely packed…

Q: er B. Graphing Exercises: Construct a graph for each of the following sets of data. Using the graphs…

A: It can be observed that as mass increases, volume increases. This shows the direct relation between…

Q: 1). Density describes a. mass per unit volume. b. length per unit time. C. volume per liter. d.…

A:

Q: The weight density of a substance is 894 Newtons per meter cubed. Determine the mass density of the…

A: Weight = Mass× Acceleration due to gravity W=Mg Given values are: W=894 N , g=9.8 m/s2 Therefore…

Q: 13. refers to the degree to which a measure or scale truly reflects the phenomenon under study.

A: A scientific result need to be both reliable and valid. Reliability of a measure or scale refers to…

Q: 1. Make a dimensional analysis of the equations given below and find their units. a) V = 1/2 b) a =…

A: We find out the Dimensional analysis of the equations and their units.

Q: 3. The diagram shows the outer diameter of three similar rings measured by a meter scale. If the…

A: The initial reading, The final reading,

Q: Which of the following is considered as a measure of central tendency and which is considered a…

A: Here, we will understand the concept that will be used to solve the problem. As we know that there…

Q: How many kilometers make one nautical mile? a) 1 b) 1.536 c) 1.852 d) 1.756

A: To find: How many kilometers make one nautical mile

Q: What must the width of the box be for the ground-level energy to be 5.0 MeV, a typical value for the…

A: Given: The ground level energy of the proton is E1 = 5 MeV The mass of the proton is mp = 1.67 x…

Q: 6. Using dimensional analysis, evaluate the following and report in the unit required. Be sure to…

A: According to question we need to solve above problem with right unit .

Q: A piece of metal is 30 inches in length. What is the metal length in cm (1 inch = 2.54 cm) A) 0.08…

A: Given data:  Length (L) = 30 inches 1 inch = 2.54 cm Required: The length in cm

Q: at is the percent uncertainty in the measure

A: The measurement of error in physics is calculated as  Y = value ± error  So  Relative uncertainty is…

Q: A physics book has dimensions 23 cm, 17 cm, and 3.0 cm. Find its volume.

A: We need to answer Question J. Length, L=23 cmWidth, W=17 cmBreadth, B=3.0 cm

Q: What is the approximate length of a typical pencil? A) 1.4m B) 140cm C) 140mm D) 14000km

A: Required: The approximate length of a typical pencil

Q: The mass of an object is 14 kg. If it has a volume of 360 cu.m, what is its Unit weight in N/

A:

Q: Which of the following below is equivalent to 50.0 μC : a. 5.0 x 10 -6 C b. 5.0 x 10 -5 C c. 50.0…

A: Given : Charge (q) = 50.0 μC

Q: The measurement 4500.00 cm has how many significant figures? a) 6 b) 2 c) 3 d) 5

A:

Q: Which of the following is the correct expression for the total number of nodes? a) n – 1 b) l – 1…

A: A

Q: Two charges are fixed in place as shown. Regions I, II, and III represent locations along the line…

A:

Q: What is the smallest quantity that can be weighed on a scale that has a sensitivity requirement of 5…

A:

Q: A student measures the diameter (D) of a cylindrical wire using micrometer of accuracy (0.01mm) as…

A: A micrometer or a screw gauge is a device commonly used for the accurate measurements of components…

Q: d. Expand the following numbers. 1) 3.49 x 102 2) 6.32 x 105 3) 4.1 x 10 3 4) 5.16 x 10 8 09

A: Given: