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A block of mass 8 kg is sliding on a sur...

A block of mass 8 kg is sliding on a surface inclined at an angle of `45^(@)` with the horizontal . Calculate the acceleration of the block . The coefficient of friction between the block and surface is `0*6` ( Take g = `10 m//s^(2)`)

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To solve the problem of a block sliding down an inclined plane, we will follow these steps: ### Step 1: Identify the forces acting on the block The forces acting on the block include: 1. Gravitational force (\( mg \)) acting downwards. 2. Normal force (\( N \)) acting perpendicular to the surface. 3. Frictional force (\( f \)) acting opposite to the direction of motion. ...
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AAKASH INSTITUTE ENGLISH-LAWS OF MOTION-Assignment (SECTION-D) (Assertion-Reason Type Questions)
  1. A block of mass 8 kg is sliding on a surface inclined at an angle of 4...

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  2. A : Due to inertia an object is unable to change by itself its state o...

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  3. A : Acceleration of an object in uniform motion is zero. R : No forc...

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  4. A : Newton's second law of motion gives the measurement of force. R ...

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  5. A : According to Newton's third law of motion for every action, there ...

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  6. A : Inertia depends on the mass of an object. R : Greater the mass, ...

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  7. Assertion : In the case of free fall of the lift, the man will feel ...

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  8. A : Static friction force is a self adjusting force. R : The interat...

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  9. Assertion : The value of dynamic friction is less than the limiting fr...

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  10. A : During horizontal circular turn of a car, the centripetal force re...

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  11. A : A person on a frictionless surface can get away from it by blowing...

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  12. A : It is difficult to move a cycle along a road with its brakes on. ...

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  13. A : It makes easier to walk on slippery muddy road if we throw some sa...

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  14. A : Banking of roads reduces the wear and tear of the tyres of automob...

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  15. A : The centripetal and centrifugal forces never cancel each other. ...

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  16. A : Work done by friction can increase the kinetic energy of the body...

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