A 1cm object is placed perpendicular to the principal axis of a convex mirror of focal length 7.5cm. Find its distance from the mirror if the image formed is 0.6cm in size. Hard
Full Answer
What is 1 cm equal to?
1 centimeters equal 0.3937007874 inches (1cm = 0.3937007874in). Converting 1 cm to in is easy. Simply use our calculator above, or apply the formula to change the length 1 cm to in.
What size is 1 cm?
The largest mark centimeters, or cm. The smallest lines mark millimeters, or mm. The prominent line between any two numbered lines is 1/2 cm. The small lines between the 1/2 mark and the numbered centimeter mark are 1/10 cm, otherwise known as a millimeter, keep in mind that there are 10 mm to 1 cm.
What is the measurement of 1 cm?
You may also notice when comparing the sizes of the two units of measure that centimeters are smaller than inches. 1 centimeter is equal to 0.3937 inches, or 1 inch is equal to 2.54 centimeters.
What is the actual size of a centimeter?
A centimeter is 10 millimeters, or approximately the width of a fingernail. Another way to imagine the size of a centimeter is in relation to inches. One centimeter is approximately three times smaller than an inch. A centimeter is measured using the metric system, as opposed to the imperial or U.S. system of measurement.
What objects are 1 cm long?
A centimeter (cm) is about:about as long as a staple.the width of a highlighter.the diameter of a belly button.the width of 5 CD's stacked on top of each other.the thickness of a notepad.the radius (half the diameter) of a US penny.
What is something that is 1 cm?
Everyday Examples of MetricMeasurementExample1 cmDiameter of a AAA battery, or the length of a thumb-tack2 cmDiameter of a Canadian penny2.65 cmDiameter of a Canadian $1 coin2.8 cmDiameter of a Canadian $2 coin38 more rows
What object is 1cm in diameter?
LNCtips.com: Wound SizingCMInchesObject0.1 cm0.04 inchesGrain of sugar2.4 cm1 inchQuarter2.6 cm1 inchDiameter of C battery2.7 cm1.1 inchesDiameter of light bulb base20 more rows
How wide is 1 cm?
approximately 0.39 inchesFor ease of conversion, we can say that 1 cm is approximately 0.39 inches (although we lose some precision by doing so). Thus, each foot contains about 30 cm, and many standard length rulers include 30 cm.
How do you measure 1 cm with your fingers?
1:042:53Very helpful in Measuring body structures approaximately - YouTubeYouTubeStart of suggested clipEnd of suggested clipNow remember that length of the little finger and the thumb is approximately equal to five pointMoreNow remember that length of the little finger and the thumb is approximately equal to five point five centimeter.
How many centimeters is a thumb?
2 cm, 3/4 in (It's about finger width.)
What is 1 cm on a ruler?
Each centimeter is labeled on the ruler (1-30). Example: You take out a ruler to measure the width of your fingernail. The ruler stops at 1 cm, meaning that your nail is precisely 1 cm wide. So if you counted five lines from 9 cm, for instance, you'd get 9.5 cm (or 95 mm).
How long is a pencil?
A standard, hexagonal, "#2 pencil" is cut to a hexagonal height of 1⁄4-inch (6 mm), but the outer diameter is slightly larger (about 9⁄32-inch (7 mm)) A standard, #2, hexagonal pencil is 19 cm (7.5 in) long.
What is centimeter example?
Centimeter definition A unit of measurement that is 1/100th of a meter or approximately 4/10ths of an inch (0.39 inch). The definition of a centimeter is one hundredth of a meter (. 3937 inches). An example of a centimeter is approximately the width of an adult's smallest fingernail.
How big is a centimeter actual size?
One centimeter equals 0.3937 inch.
Is 1 cm half an inch?
The value of 1 inch is approximately equal to 2.54 centimeters. To convert inches to the centimeter values, multiply the given inch value by 2.54 cm. 1 cm = 0.393701 inches.
How thick is a centimeter?
cm to Inches Conversion ChartCentimetersInches (decimal)Inches (fraction)1 cm0.393701"25/64"2 cm0.787402"25/32"3 cm1.1811"1 3/16"4 cm1.5748"1 37/64"36 more rows
How to measure centimeters?
To measure centimeters, use a ruler with the side marked either cm or mm. Align the edge of the object with the first centimeter line on the ruler, then find the length in whole centimeters, or the larger numbers on the ruler.
What is the unit of measurement for centimeters?
Centimeters are a metric unit of measurement. You can use most rulers to measure centimeters. It is important, however, to ensure that you are looking at the correct units, as many rulers also show inches.
How to find the length of a millimeter?
Each millimeter is one-tenth of a centimeter. So, to find the length, combine the number of whole centimeters and tenths of a centimeter. For example, if the edge of an eraser ends 1 millimeter past 7 centimeters, the eraser is 7.1 centimeters long.
How many centimeters are in a yard?
A yard is 3 feet. Since there are 30.48 centimeters in 1 foot, the amount of centimeters in a yard is triple that: 91.44. To convert yards to centimeters, multiply the number of yards by 91.44. For example, to convert 3.51 yards to centimeters, you would calculate.
How many millimeters are in a centimeter?
There are 10 millimeters in 1 centimeter. To convert millimeters to centimeters, you need to divide the number of millimeters by 10. For example, to convert 583 millimeters to centimeters, you would calculate. 583 10 = 58.3 {displaystyle {frac {583} {10}}=58.3}. .
What is the easiest object to use?
The easiest objects to use are a standard pencil, pen, or highlighter.
How long is an eraser?
For example, an eraser might fall less than halfway between the 7 and 8 cm marks. Since the eraser ends closer to the 7 cm mark, you would say that, to the nearest centimeter, the eraser is 7 centimeters long. ...
How big is a centimeter?
Ly Wylde Photography/Moment/Getty Images. A centimeter is 10 millimeters, or approximately the width of a fingernail. Another way to imagine the size of a centimeter is in relation to inches. One centimeter is approximately three times smaller than an inch.
What is the difference between a ruler and a centimeter?
system of measurement. A ruler, the most common device used to measure distances, uses calibrated lines denominated into centimeters or inches, making it easy to compare between the two systems.