RELATED QUESTIONS

• 
  A metal ball of mass 100 gm moves with a uniform velocity 10 m/sec in a dusty medium such that the dust sticks to its surface at a constant rate equal to 0.6 gm per second. Find the mass of the ball and the force acting on it at any moment in dyne.
• 
  A 9800 kg car traveling 22 m/s strikes a concrete bridge support and comes to a complete halt in 0.5 sec. Calculate the magnitude of the force acting on the car to stop it.
• 
  A barrel of weight 1500N and radius 0.5 m rests against a step of height 0.2 m.What is the smallest horizontal force through the center of circle needed to push the barrel over the step?
• 
  A sprinter starting from rest on a straight and level track is able to achieve a speed of 14 m/s in a time of 5.7 s. What is the sprinter's average acceleration?
• 
  two balls A and B of masses 40g ang 50 g are moving at speed of 40m/s and 30m/s respectively. If after colliding, B starts moving with a velocity 25m/s, what is the velocity of A?
• 
  two balls A and B of masses 40g ang 50 g are moving at speed of 40m/s and 30m/s respectively. If after colliding, B starts moving with a velocity 25m/s, what is the velocity of A?
• 
  Find total energy of body of 5kg mass,which is at a height of 10m from earth and falling downwards with a velocity of 20m/s.take acceleration due to gravity as 10m/s
• 
  If the absorbance of a solution of copper(II) ion decreases by 36.00% upon dilution, what volume of water was added to 20.0 mL of a 1.20 M solution of Cu2+(aq)?
• 
  In an experiment, ram is being provided a frictionless inclined track that ends ina a circular loop of diameter D. Ram puts a body on the track and allows it to slide down this track under gravity from a height of 10cm. The body is just able to complete the cicular track . whats the diameter of the track?
• 
  If your sample is 0.7 M acetic acid solution, for a 25.00 mL aliquot, (-----------mL) of NaOH would be needed to reach the end point. what number gors to blank? 1)175 2)70 3)25