A uniform meter rule AB is balanced on a knife edge which is 55cm from B. If a mass of 10g is hung at P,which is 10cm from A. Calculate the mass of the rule

A uniform meter rule AB is balanced on a knife edge which is 55cm from B. If a mass of 10g is hung at P,which is 10cm from A. Calculate the mass of the rule

A uniform meter rule of mass 90g is pivoted at the 40cm mark.if the rule is in equilibrium with an unknown mass M placed at a the 10cm mark and a 72g mass at the 70cm mark,determine M

A ball is hit straight up and reaches height of 295 feet. Neglecting air friction, what speed (mph) would the baseball attain if caught at same height it was hit.

A sand poured at a constant rate of 70.0 g/s into a 0.540-kg bucket resting on a scale. If sand is landing in the bucket with a speed of 4.50 m/s, determine the scale reading when there is 0.550 kg...

One hazard of space travel is debris left by previous missions. There are several thousand objects orbiting Earth that are large enough to be detected by radar, but there are far greater numbers...

150 kg dove from behind in midair. What is their velocity (in m/s) after impact if the falcon's velocity is initially 22.0 m/s and the dove's velocity is 9.00 m/s in the same direction? (Enter the...

Calculate the final velocity right after a 116-kg rugby player who is initially running at 7.25 m/s collides head-on with a padded goalpost and experiences a backward force of 1.77 × 10^4N for...

a. 400 W b. 800 W c. 900 W d. 1000 W e. 3600 W

A chain with a uniform linear mass density (mass per unit length) is placed on a surface with a static coefficient of friction µ. What is the maximum fraction of the chain's total length that can...

Block A, of mass mA, sits atop of a smooth (frictionless) surface as it is pulled by block B, of mass mB, to which it is connected via a set of light ropes and perfect pulleys. (a) Determine the acceleration...

The power dissipated in each of two light bulbs is the same. The voltage across light bulb A is twice that of light bulb B. If the resistance of light bulb B is R, what is the resistance of light...

Mac is attempting to film himself ski down the roof for inclusion in the latest installment of his line of videos featuring ill-conceived stunts. The snowy roof is inclined at 30 degrees below the...

A child is pulling a 14.4 kg wagon by the handle. This 38.3 N pull force is applied through the handle and acts on the wagon at an angle of 35° above horizontal. Calculate the normal force on...

A child is pulling a wagon by the handle. This force is applied through the handle and acts on the wagon at an angle of 35° above horizontal. If the normal force on the wagon is 85.6N and the...

This question is based on the same scenario; however, the numbers are different. A child is pulling a 5.2 kg wagon by the handle with a 49.7 N force. This force is applied through the...

A child is pulling a 11.4 kg wagon by the handle. This 27.4 N pull force is applied through the handle and acts on the wagon at an angle of 35° above horizontal. Calculate the normal force on...

A child is pulling a wagon by the handle. This force is applied through the handle and acts on the wagon at an angle of 35° above horizontal. If the normal force on the wagon is 76.9N and the...

A child is pulling a 6.8 kg wagon by the handle with a 64 N force. This force is applied through the handle and acts on the wagon at an angle of 35° above horizontal. If the friction force on the...

Three forces acting on an object are given by 1 = ( - 1.70 ) N, 2 = ( - 4.70 + 3.10 ) N, and 3 = ( 47.0 + 42.0 ) N. The object experiences an acceleration of magnitude 3.50 m/s2...

The Gravitation potential difference between the surface of planet and a point 20m above is 16 J/kg. Calculae the work done in moving a 4 kg mass by 8m on a slope of 60degree from the horizontal....

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