## Recent Questions

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### A Cosmonaut Is Circling The Earth In A Satellite At 7 Km/s At Hieght Of 630 Km Above The Surface Of The Earth. Calculate The Centripetal Force Acting On The Cosmonaut Of His Mass Is

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Modified 1 Year Ago Boris

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### Two Cars Of Masses M1 And M2 Are Moving In Circles Of Radii R1 And R2 Respectively. Their Speeds Are Such That They Make Complete Circles In The Same Time T.

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Modified 1 Year Ago Amy

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### A Hoop Of Radius R And Mass M Rotating With An Angular Velocity W0 Is Placed On A Rough Horizontal Surface. The Initial Velocity Of The Center Of The Hoop Is Zero.

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Modified 1 Year Ago Trevor

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### The Front Wheel On An Ancient Bicycle Has Radius 0.5 M. It Moves With An Angular Velocity Given By The Function W(t)=2+4t^2, Where T Is In Sec. About How Far Does The Bicycle Move

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Modified 1 Year Ago Fiona

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### A Wheel Which Is Initially At Rest Is Subjected To A Constant Angular Acceleration About Its Axis. It Rotates Through An Angle Of 15 Degree In Time T Sec. The Increase In Angle

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Modified 1 Year Ago Lopamudra

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### A Particle Is Moving Uniformly In A Circular Path Of Radius R. When It Moves Through An Angular Displacement 0, Then The Magnitude Of The Corresponding Linear Displacement Will Be

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Modified 1 Year Ago Prisha

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### A Bob Of Mass M Attached To An Inextensible String Of Length 1 Is Suspended From A Vertical Support. The Bob Rotates In A Horizontal Circle With An Angular Speed W Rad/s About The Vertical Support.

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Modified 1 Year Ago Harry

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### The Equation Of Trajectory Of A Projectile Is Y=10x-(5/9)x^2. If We Assume G=10 Ms^-2, The Range Of Projectile (in Meter) Is

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Modified 1 Year Ago Jessica

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### For A Projection, (range)^2 Is 48 Times Of (maximum Height)^2 Obtained. Find Angle Of Projection.

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Modified 1 Year Ago Rishit

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### At The Top Of The Trajectory Of A Projectile, The Direction Of Its Velocity And Acceleration Are

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Modified 1 Year Ago Jack

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### Two Bullets Are Fired Simultaneously, Horizontally And With Different Speeds From The Same Place. Which Bullet Will Hit The Ground First?

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Modified 1 Year Ago Alexander

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### For An Object Thrown At 45 Degree To Horizontal, The Maximum Height (H) And Horizontal Range (R) Are Related As

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Modified 1 Year Ago Felicity

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### A Man Can Throw A Stone To A Maximum Distance Of 80 M. The Maximum Height To Which It Will Rise In Meter, Is

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Modified 1 Year Ago Maria

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### A Particle Describes A Horizontal Circle In A Conical Funnel Whose Inner Surface Is Smooth With Speed Of 0.5 Ms^-1. What Is The Height Of The Plane Of Circle From Vertex Of The Funnel?

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Modified 1 Year Ago Carl

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### The Time Period Of The Seconds Hand Of A Watch Is

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Modified 1 Year Ago Ishank

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### A Particle Moves In A Circular Path With Decreasing Speed. Choose The Correct Statement.

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### A Body Is Tied To One End Of The String And Whirled In A Vertical Circle, The Physical Quantity Which Remains Constant Is

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Modified 1 Year Ago Peter

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### A Body Is Just Being Revolved In A Vertical Circle Of Radius R With A Uniform Speed. The String Breaks When The Body Is At The Highest Point.

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Modified 1 Year Ago Joanne

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### A Body Moving Along A Circular Path Of Radius R With Velocity V, Has Centripetal Acceleration A. If Its Velocity Is Made Equal To 2v, Then Its Centripetal Acceleration Is

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Modified 1 Year Ago Liam

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### A Cyclist Goes Round A Circular Path Of Circumference 34.3 M In âˆš22 S, The Angle Made By Him With The Vertical Will Be

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Modified 1 Year Ago Julian

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### A Pellet Of Mass 1 G Is Moving With An Angular Velocity Of 1 Rads^-1 Along A Circle Of Radius 1 M, The Centrifugal Force Is

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Modified 1 Year Ago Nimit

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### An Aeroplane Files Around A Sqaure Field ABCD Of Each Side 1000 Km. Its Seed Along AB Is 250 Kmh^-1, Along BC 500 Kmh^-1

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Modified 1 Year Ago Sally

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### Two Bodies Are Thrown Simultaneously From A Tower With Same Initial Velocity V0 One Vertically Upwards, The Other Vertically Downwards. The Distance Between The Two Bodies After Time Is

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Modified 1 Year Ago Jacob

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### Four Marbles Are Dropped From The Top Of A Tower One After The Other With An Interval Of One Second. The First One Reaches After 4 Sec.

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Modified 1 Year Ago Piers

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### A Stone Is Dropped From A Height H. Simultaneously, Another Stone Is Thrown Up From The Ground Which Reaches A Height 4 H. The Two Stones Cross Each Oilier After Time

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Modified 1 Year Ago Taksh

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### A Body Is Projected Vertically Up With A Velocity V And After Some Time It Returns To The Point From Which It Was Projected.

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Modified 1 Year Ago Peter

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### A Particle Is Projected With Velocity U0 Along X-axis. The Deceleration On The Particle Is Proportional To The Square Of The Distance From The Origin1.

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Modified 1 Year Ago Bella

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### A Bird Flies For 4s With A Velocity Of |t-2| M/s In A Straight Line, Where R Is Time In Seconds. It Covers A Distance Of

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Modified 1 Year Ago Carolyn

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### A Particle Is Moving In A Straight Line And Passes Through A Point 0 With A Velocity Of 6 Ms^-1. The Particle Moves With A Constant Retardation Of 2 Ms For 4 S And There After Moves With Constant

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Modified 1 Year Ago Anna

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### A Point Status Moving In A Straight Line With A Certain Acceleration. AL A Time I After Beginning Of Motion The Acceleration Suddenly Becomes Retardation Of The Same Value.

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