What is the angle of rotation of circle and semicircle?

What is the angle of rotation of circle and semicircle?
by

1 Answer

Answer :

360 degrees and 180 degrees respectively
by
selected by

Related questions

Pick up the incorrect statement from the following: (A) The C.G. of a circle is at its center (B) The C.G. of a triangle is at the intersection of its medians (C) The C.G. of a rectangle is at the intersection of its diagonals (D) The C.G. of a semicircle is at a distance of r/2 from the center

Description : Pick up the incorrect statement from the following:  (A) The C.G. of a circle is at its center  (B) The C.G. of a triangle is at the intersection of its medians  (C) The C.G. of a ... intersection of its diagonals  (D) The C.G. of a semicircle is at a distance of r/2 from the center 

Last Answer : (D) The C.G. of a semicircle is at a distance of r/2 from the center 

What is a semicircle ?

Description : What is a semicircle ?

Last Answer : : A kind of special branch is produced in a plant with soft stems. These branches produce new plants through organ reproduction. This type of weakly lying transformed stem, located above or slightly below the ground, is called a semi-perennial stem.

What is a semicircle ?

Description : What is a semicircle ?

Last Answer : A semicircle is a part surrounded by a diameter and an arc (which joins the last two points of the diameter). The diameter divides a circle into two equal parts, each semicircle.

In cyclotron for a given magnet radius of the semicircle traced by positive ion is directly proportional to (where v= velocity of positive ion)

Description : In cyclotron for a given magnet radius of the semicircle traced by positive ion is directly proportional to (where v= velocity of positive ion)

Last Answer : In cyclotron for a given magnet radius of the semicircle traced by positive ion is directly proportional to (where v= ... 1)` C. `v` D. `v^(2)`

What is the area of the semicircle (use 3.14 for and rho)?

Description : What is the area of the semicircle (use 3.14 for and rho)?

Last Answer : That would depend on the radius which has not been given but thearea of the semi circle will be (pi*radius squared)/2

What is the moment of inertia acting on a semicircle of radius 20 mm about the asymmetrical axes? a. 125.663 x 103 mm4 b. 17600 mm4 c. 1500 mm4 d. 8800 mm4

Description : What is the moment of inertia acting on a semicircle of radius 20 mm about the asymmetrical axes? a. 125.663 x 103 mm4 b. 17600 mm4 c. 1500 mm4 d. 8800 mm4

Last Answer : b. 17600 mm4

Consider tile following statements: [IES-1993; 2002; 2006] Radius of friction circle for a journal bearing depends upon 1. Coefficient of friction 2. Radius of the journal 3. Angular speed of rotation of the shaft Which of the statements given above are correct? (a) 1,2 and 3 (b) Only 1 and 2 (c) Only 2 and 3 (d) Only 1 and 3

Description : Consider tile following statements: [IES-1993; 2002; 2006] Radius of friction circle for a journal bearing depends upon 1. Coefficient of friction 2. Radius of the journal 3. Angular speed of rotation of the shaft Which of the ... ) 1,2 and 3 (b) Only 1 and 2 (c) Only 2 and 3 (d) Only 1 and 3

Last Answer : (b) Only 1 and 2

Which one of the following statements is correct? (A) When the axes of rotation of the graduated circle and the verniers are not coincident, the instrument possesses eccentricity (B) The mean of the readings of the two verniers gives correct reading free from the eccentricity (C) One Vernier may be used if the readings of two verniers differ by a constant (D) All the above

Description : Which one of the following statements is correct? (A) When the axes of rotation of the graduated circle and the verniers are not coincident, the instrument possesses eccentricity (B) The mean of the ... Vernier may be used if the readings of two verniers differ by a constant (D) All the above

Last Answer : (D) All the above

In which of the following we can have more than one source of organisms for energy a) Food chain c) Food circle b) Food web d) Food rotation

Description : In which of the following we can have more than one source of organisms for energy a) Food chain c) Food circle b) Food web d) Food rotation

Last Answer : FOOD CHAIN

Positive values for the rotation angle θ defines a.Counter clockwise rotations about the end points b.Counter clockwise translation about the pivot point c.Counter clockwise rotations about the pivot point d.Negative direction

Description : Positive values for the rotation angle θ defines a.Counter clockwise rotations about the end points b.Counter clockwise translation about the pivot point c.Counter clockwise rotations about the pivot point d.Negative direction

Last Answer : c.Counter clockwise rotations about the pivot point

To generate a rotation , we must specify a.Rotation angle θ b.Distances dx and dy c.Rotation distance d.All of the mentioned

Description : To generate a rotation , we must specify a.Rotation angle θ b.Distances dx and dy c.Rotation distance d.All of the mentioned

Last Answer : a.Rotation angle θ

what- Dexter designs a paddle fan.Which angle appears to be the angle of rotation in his design?

Description : what- Dexter designs a paddle fan.Which angle appears to be the angle of rotation in his design?

Last Answer : 60 degrees

what- A triangle is rotated repeatedly around point P to make a pinwheel.Which angle appears to be the angle of rotation?

Description : what- A triangle is rotated repeatedly around point P to make a pinwheel.Which angle appears to be the angle of rotation?

Last Answer : 40

Angle of rotation o arbour with respect to drum is given by? a) None of the listed b) 12ML/Ebtɜ c) 8 ML/Ebtɜ d) 16ML/Ebtɜ

Description : Angle of rotation o arbour with respect to drum is given by? a) None of the listed b) 12ML/Ebtɜ c) 8 ML/Ebtɜ d) 16ML/Ebtɜ

Last Answer : b) 12ML/Ebtɜ

The angle between normal stress and tangential stress is known as angle of ______ a. declination b. orientation c. obliquity d. rotation

Description : The angle between normal stress and tangential stress is known as angle of ______ a. declination b. orientation c. obliquity d. rotation

Last Answer : c. obliquity

What type of motion the fluid element undergoes, when it changes from one position to another position, such that the angle between the two sides changes? (A) Rotation (B) Translation (C) Linear deformation (D) Angular deformation

Description : What type of motion the fluid element undergoes, when it changes from one position to another position, such that the angle between the two sides changes? (A) Rotation (B) Translation (C) Linear deformation (D) Angular deformation

Last Answer : (D) Angular deformation

When a mass is rotating in a plane about a fixed point, its angular momentum is directed along: (1) the tangent to the orbit (2) a line perpendicular to the plane of rotation (3) the line making an angle of 45° to the plane of rotation (4) the radius

Description : When a mass is rotating in a plane about a fixed point, its angular momentum is directed along: (1) the tangent to the orbit (2) a line perpendicular to the plane of rotation (3) the line making an angle of 45° to the plane of rotation (4) the radius

Last Answer : (2) a line perpendicular to the plane of rotation

A circle is represented by center point [5,5] and radius 6 units. Find the parametricequation of circle and determine the various points on circle in first quadrant if increment in angle by 45o a.9.24,9.24 b.9.42,9.42 c.9,9 d.11,5

Description : A circle is represented by center point [5,5] and radius 6 units. Find the parametricequation of circle and determine the various points on circle in first quadrant if increment in angle by 45o a.9.24,9.24 b.9.42,9.42 c.9,9 d.11,5

Last Answer : a.9.24,9.24

Prove that the length of the tangents drawn from an external point to a circle are equal, hence show that the centre lies on the bisector of the angle between the two tangents? -SST 10th

Description : Prove that the length of the tangents drawn from an external point to a circle are equal, hence show that the centre lies on the bisector of the angle between the two tangents? -SST 10th

Last Answer : Given: PT and TQ are two tangent drawn from an external point T to the circle C (O, r). To prove: 1. PT = TQ 2. ∠OTP = ∠OTQ Construction: Join OT. Proof: We know that, a tangent to ... point to a circle are equal. ∠OTP = ∠OTQ, ∴ Centre lies on the bisector of the angle between the two tangents.

A chord of a circle is equal to its radius. Find the angle subtended by this chord at a point in major segment. -Maths 9th

Description : A chord of a circle is equal to its radius. Find the angle subtended by this chord at a point in major segment. -Maths 9th

Last Answer : Given, AB is a chord of a circle, which is equal to the radius of the circle, i.e., AB = BO …(i) Join OA, AC and BC. Since, OA = OB= Radius of circle OA = AS = BO

A chord of a circle is equal to its radius. Find the angle subtended by this chord at a point in major segment. -Maths 9th

Description : A chord of a circle is equal to its radius. Find the angle subtended by this chord at a point in major segment. -Maths 9th

Last Answer : Given, AB is a chord of a circle, which is equal to the radius of the circle, i.e., AB = BO …(i) Join OA, AC and BC. Since, OA = OB= Radius of circle OA = AS = BO

If a circle is divided into eight equal parts, find the angle subtended by each arc at the centre. -Maths 9th

Description : If a circle is divided into eight equal parts, find the angle subtended by each arc at the centre. -Maths 9th

Last Answer : Total angle at centre = 360° When divided into eight part, Angle subtended by each arc = 360 / n8 = 45°

A circle has radius √2 cm. It is divided into two segments by a chord of length 2cm.Prove that the angle subtended by the chord at a point in major segment is 45 degree . -Maths 9th

Description : A circle has radius √2 cm. It is divided into two segments by a chord of length 2cm.Prove that the angle subtended by the chord at a point in major segment is 45 degree . -Maths 9th

Last Answer : Given radius =2 cm Therefore AO=2 cm Let OD be the perpendicular from O on AB And AB =2cm Therefore AD=1cm (perpendicular from the centre bisects the chord) Now in triangle AOD, AO=2 cm ... by a chord at the centre is double of the angle made by the chord at any poin on the circumference)

Let the vertex of an angle ABC be located outside a circle -Maths 9th

Description : Let the vertex of an angle ABC be located outside a circle -Maths 9th

Last Answer : Given: AD = CE To prove: ∠ABC = 1/2(∠DOE - ∠AOC) In △AOD and △COE AD = CE (Given) AO = OC and DO = OE (Radii of same circle) ∴ △AOD ≅ △COE (By SSS congruence criterion) ⇒ ∠1 = ∠3, ∠2 = ∠4 (CPCT) ... = 1/2(4z + 4x - 360°) ....(vii) From (iv) and (vii), we have ∠BAC = 1/2(∠DOE - ∠AOC)

A chord of a circle of radius 20 cm subtends an angle of 90° at the centre. Find the area of the corresponding major segment of the circle. -Maths 10th

Description : A chord of a circle of radius 20 cm subtends an angle of 90° at the centre. Find the area of the corresponding major segment of the circle. -Maths 10th

Last Answer : Area of the minor segment = { pi × 90 /360 - sin 45 × cos 45 } × r × r ={ 3.14 ×1/4 - 1÷√2 ×1÷√2 } × 20 × 20 = { 3.14 ... Area of major segment = area of circle - area of minor segment = 1256 - 114 = 1142 HOPE IT HELPS YOU

The length of ——ab (the minor arc) is 40 cm. What is the circumference of circle c inside angle is 60 degrees?

Description : The length of ——ab (the minor arc) is 40 cm. What is the circumference of circle c inside angle is 60 degrees?

Last Answer : s = 2 π r (θ/360°), C = πr^240cm = 2πr(1/6)(40*6)/2π = rr = 38.1972cmC = π*(38.1972)^2C = 4,583.66 cm

The overlapping angle of a circle ?

Description : The overlapping angle of a circle ?

Last Answer : The overlapping angle of the overlap of a circle.

What is the angle of the circle or the angle inscribed in the circle ?

Description : What is the angle of the circle or the angle inscribed in the circle ?

Last Answer : If the vertex of an angle is a point in a circle and there is a point in a circle in addition to the vertex on each side of a circle, then the angle is called a circle angle or an angle inscribed in the circle.

What is the angle of the circle ?

Description : What is the angle of the circle ?

Last Answer : An angle is called a circular angle if the vertex of an angle is a point in a circle and there is a point in the circle in addition to the vertex on each side of the angle.

Who divides a circle at 360 degree angle ?

Last Answer : The Assyrians divide the circle into 360 degree angles

An isosceles triangle of vertical angle `2theta` is inscribed in a circle of radius `a` . Show that the area of the triangle is maximum when `theta=pi

Description : An isosceles triangle of vertical angle `2theta` is inscribed in a circle of radius `a` . Show that the area of the triangle is maximum when `theta=pi

Last Answer : An isosceles triangle of vertical angle `2theta` is inscribed in a circle of radius `a` . Show that the area of ... pi/4` C. `pi/6` D. None of these.

In a circle , chord AB subtends an angle of `60^(@)` at the centre and chord CD subtends `120^(@)`, at it. Then which chord is longer ?

Description : In a circle , chord AB subtends an angle of `60^(@)` at the centre and chord CD subtends `120^(@)`, at it. Then which chord is longer ?

Last Answer : In a circle , chord AB subtends an angle of `60^(@)` at the centre and chord CD subtends `120^(@)`, at it. Then which chord is longer ?

In the given figure, AB is the diameter and `/_ADC = 2 /_BDC`. If `/_ BCD =70^(@)`, then find the angle made by AC at the centre of the circle.

Description : In the given figure, AB is the diameter and `/_ADC = 2 /_BDC`. If `/_ BCD =70^(@)`, then find the angle made by AC at the centre of the circle.

Last Answer : In the given figure, AB is the diameter and `/_ADC = 2 /_BDC`. If `/_ BCD =70^(@)`, then find the angle made by AC at the centre of the circle.

If three equal chords meet at three distinct points on the circle, then the angle between any two chords is `____________`.

Description : If three equal chords meet at three distinct points on the circle, then the angle between any two chords is `____________`.

Last Answer : If three equal chords meet at three distinct points on the circle, then the angle between any two chords is `____________`.

An arc of a circle of raduis `R` subtends an angle `(pi)/2` at the centre. It carriers a current `i`. The magnetic field at the centre will be

Description : An arc of a circle of raduis `R` subtends an angle `(pi)/2` at the centre. It carriers a current `i`. The magnetic field at the centre will be

Last Answer : An arc of a circle of raduis `R` subtends an angle `(pi)/2` at the centre. It carriers a current `i`. The ... (0)i)/(4R)` D. `(2mu_(0)i)/(5R)`

As 'Circle' is related to 'Circumference' in the same way 'Square' is related to what? (A) Diagonal(B) Perimeter(C) Circumference(D) Area(E) Angle

Description : As 'Circle' is related to 'Circumference' in the same way 'Square' is related to what? (A) Diagonal(B) Perimeter(C) Circumference(D) Area(E) Angle

Last Answer : (B) Light

Quantity is not a part of the weld symbol (i)Dark circle (ii) Open circle (iii) Angle of weld (iv)Starting and stopping allowance for welding

Description : Quantity is not a part of the weld symbol (i)Dark circle (ii) Open circle (iii) Angle of weld (iv)Starting and stopping allowance for welding

Last Answer : (iv)Starting and stopping allowance for welding

What is the area of the corresponding major sector of a circle of radius 28 cm and the central angle 45 o ? (a) 4312 cm 2 (b) 2156 cm 2 (c) 1256 cm 2 (d) 3412 cm 2

Description : What is the area of the corresponding major sector of a circle of radius 28 cm and the central angle 45 o ? (a) 4312 cm 2 (b) 2156 cm 2 (c) 1256 cm 2 (d) 3412 cm 2

Last Answer : (b) 2156 cm 2

In a circle of radius 14 cm, an arc subtends an angle of 45 O at the centre, then the area of the sector is (a) 71 cm 2(b) 76 cm 2 (c) 77 cm 2 (d) 154 cm 2

Description : In a circle of radius 14 cm, an arc subtends an angle of 45 O at the centre, then the area of the sector is (a) 71 cm 2(b) 76 cm 2 (c) 77 cm 2 (d) 154 cm 2

Last Answer : (c) 77 cm 2

Whole circle bearing of a line is preferred to a quadrantal bearing merely because (A) Bearing is not completely specified by an angle (B) Bearing is completely specified by an angle (C) Sign of the correction of magnetic declination is different in different quadrants (D) Its Trigonometrical values may be extracted from ordinary tables easily

Description : Whole circle bearing of a line is preferred to a quadrantal bearing merely because (A) Bearing is not completely specified by an angle (B) Bearing is completely specified by an angle ... different in different quadrants (D) Its Trigonometrical values may be extracted from ordinary tables easily

Last Answer : (B) Bearing is completely specified by an angle

Which of the following laminas have same moment of inertia (Ixx = Iyy), when passed through the centroid along x-x and y-y axes? a. Circle b. Semi-circle c. Right angle triangle d. Isosceles triangle

Description : Which of the following laminas have same moment of inertia (Ixx = Iyy), when passed through the centroid along x-x and y-y axes? a. Circle b. Semi-circle c. Right angle triangle d. Isosceles triangle

Last Answer : a. Circle

Define base circle and pressure angle.

Description : Define base circle and pressure angle.

Last Answer : 1) Base circle. It is the smallest circle that can be drawn to the cam profile. 2) Pressure angle. It is the angle between the direction of the follower motion and a normal to the pitch curve.