A 2.0 kg box moves back and forth on a horizontal frictionless surface between two different springs, as shown in the accompanying figure. (Figure 1) The box is initially pressed against the stronger spring, compressing it 3.0 cm, and then is released from rest. Figure k = 32 N/cm wwwwwwww Вох Frictionless surface 1 of 1 > k = 16 N/cm By how much will the box compress the weaker spring? Express your answer in centimeters. IVE ΑΣΦ Al= Submit X Incorrect; Try Again; 7 attempts remaining Part B Previous Answers Request Answer What is the maximum speed the box will reach? Express your answer in meters per second. IVE| ΑΣΦ 4 Vmax= Submit Request Answer ? ? cm m/s

A sports car accelerates from zero to 20 mph In 0.5 s. How long does it take for it to accelerate from zero to 60 mph, assuming the power of the engine to be independent of velocity and neglecting friction? A) 2 s B) 3s C) 4.5 s D) 6 s E) 9 s

A shopper weighs 2.00 kg of apples on a supermarket scale whose spring obeys Hooke's law and notes that the spring stretches a distance of 2.50 cm. (a) What will the spring's extension be if 6.00 kg of oranges are weighed instead? cm(b) What is the total amount of work that the shopper must do to stretch this spring a total distance of 6.00 cm beyond its relaxed position? J

A shopper weighs 2.50 kg of apples on a supermarket scale whose spring obeys Hooke's law and notes that the spring stretches a distance of 5.00 cm. (a) What will the spring's extension be if 5.50 kg of oranges are weighed instead? ?cm (b) What is the total amount of work that the shopper must do to stretch this spring a total distance of 7.50 cm beyond its relaxed position? ?J