The minute hand of a clock is 21 cm long
WebMay 20, 2024 · Best answer. Length of minute hand = √21 21 cm. Angle subtend by minute hand in 1 minute = 360° 60° 360 ° 60 ° = 6°. Angle subtend by minute hand in 5 minute (7 … WebThe length of the minute hand of a clock is 21 cm. The area swept by the minute hand in 10 minutes is (a) 231cm2 (b) 210cm2 (c) 126cm2 (d) 252cm2 Solution Area of the sector = …
The minute hand of a clock is 21 cm long
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WebThe minute hand of a clock is √ 21 cm long. Find the area described by the minute hand on the face of the clock between 7.00 AM and 7.05 AM. Find the area described by the … WebAnswer: Length of the hour hand is 4 cm, which describes the radius of the path inscribed by the hour hand. Length of the minute hand is 6 cm, which describes the radius of the path inscribed by the minute hand. The circumference of the path inscribed by the hour hand = 2 π r C = 2 × (22/7) × 4 C = 176/7 cm
WebYou'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: Find the velocity, v, of the tip of the minute hand of a clock, if the hand is 5 cm long. ˇ- cm per minute (Simplify your answer. Type an exact answer, using π as needed. Use integers or fractions for any numbers in the equation.) WebSolution Verified by Toppr Given, minute hand of a clock, say, r= 21 cm Angle described by the minute hand in 1 minute is 6 o Since the minute hand covers 360 o in 60 minutes. The …
WebThe minute hand of a clock is 8 c m long. Find the area swept by the minute hand between 8.30 a. m. and 9.05 a. m. Q. The length of the minute hand of a clock is 21 cm. The area swept by the minute hand in 10 minutes is (a) 231 c m 2 (b) 210 c m 2 (c) 126 c m 2 (d) 252 c m 2. View More. Explore more. Circle Mensuration. WebApr 1, 2024 · Consider the length of the minute hand of a clock that is 2.1 cm. First, we will calculate the distance the minute hand moves in 20 minutes. We know that when 60 …
WebDec 2, 2024 · The minute hand of a clock takes 60 minutes = 60 x 60 seconds to complete one rotation. Its angular speed is 1.746 x 10 -3 rad /s. The hour hand of a clock takes 12 hours = 12 x 60 x 60 seconds to complete one rotation. Its angular speed is 1.455 x 10 …
WebDec 5, 2024 · The minute hand of a clock is 84 cm long the distance covered by the tip of minute hand from 10:10CBSE Class 10 Maths solutionNcert Class 10 Maths SolutionPa... define dawes act of 1887WebThe correct option is D462 cm2When the minute hand moves from 3:20 to 3:40, the angle it covers is 120∘ since the minute hand moves 6° per minute∴ Required area =(120 360× 22 … feeling bloated and backed upWebSep 22, 2024 · The minute hand of a watch = 21 cm Time covered = 20 minutes Concept used: The radius of a circle is the minute hand length Angle covered in 20 minutes = total angle/3 The total angle of a circle = 360° Formula used: Area of sector = (θ/360°) π r 2 Calculations: Angle covered in 20 minutes = 360°/3 ⇒ 120° Area of sector = (120/360) × π … define dawes act in historyWebWhat is the distance the tip of the second hand travels in 10 minutes? Subjects. English; History; Mathematics; Biology; Spanish; Chemistry; ... French; Medicine; Engineering; Law; JOIN NOW; LOG IN; Mathematics, 14.07.2024 22:50 gdkhya. The second hand on a clock is 8 cm long. What is the distance the tip of the second hand travels in 10 ... define david from the bibleWebThe minute hand on a clock is $12 \text{ cm}$ long. Calculate the speed of its free end. ... The minute hand on a clock is $12 \text{ cm}$ long. Calculate the speed of its free end. ... The tip travels $2\pi\cdot12$ cm in one hour, hence $2\pi\cdot12/3600$ cm/s. (About $0.21$ mm/s.) Share. Cite. Follow answered Nov 29, 2016 at 16:38. ... define daughter cells biologyWebCorrect option is B) The length of minute hand is 21cm The distance covered by minute hand in 1hr is equal to its circumference i.e.,2πr=2π(21)=42πcm Was this answer helpful? 0 0 Similar questions Shazli took a wire of length 44cm and bent it into the shape of a circle. Find the radius of that circle. Also find its area. feeling bloated and cramps but no periodWebFeb 7, 2024 · The minute hand of a clock is root 21 cm long. Find the area described by the minute hand on the face of the clock between 7:00 am and 7:05 am. - 2508369 feeling bloated all the time male