Q. The resultant force can be found by taking one direction as positive and the opposite as negative, and then adding up the forces to find the resultant force for

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Q. The pull at both ends of a stretched spring, string or rope is called

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Q. The physical quantities that have magnitude only are called

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Q. The push experienced when two objects are pressed together is known as

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Q. The SI unit of force is

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Q. The physical quantities that have magnitude and direction are called

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Q. A push or pull that one object exerts on another is known as

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Q. Time, volume, speed and energy are the examples of

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Q. The push or pull between magnets only or magnets on magnetic materials

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Q. The resultant force can be found by adding the vectors using the parallelogram method or the tip-to-tail method for

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Q. When we add two vectors, the single vector as a result is known as the

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Q. The force that opposes motion and exist between the surfaces of two objects in contact is called

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Q. It always opposes motion between two surfaces in contact

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Q. If a book is moving towards the left, friction will act towards

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Q. A aircraft starts from rest and its propeller produces a forward force of 30000 N. The mass of the aircraft is 35000 kg. If there is no friction then the initial acceleration of the aircraft is

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Q. Friction can reduce the efficiency of cars upto

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Q. A truck engine having mass of 4000 kg is pulling a lorry of mass 1000 kg along a level of path at an acceleration of 0.25 ms⁻². The resistances are 8 N per 1000 kg for the truck engine and 10 N per 1000 kg for the lorry. What is the tension connecting two bar between the engine and the lorry?

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Q. A truck engine having mass of 4000 kg is pulling a lorry of mass 1000 kg along a level of path at an acceleration of 0.25 ms⁻². The resistances are 8 N per 1000 kg for the truck engine and 10 N per 1000 kg for the lorry. What is the forward thrust exerted by the engine?

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Q. In our daily lives, the effects of friction are

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Q. The natural pressure within our bodies is about

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