A Bullet (Mass = M)is Fired at Speed V into a Block

question 56

Multiple Choice

A bullet (mass = m) is fired at speed V into a block of mass M (with M>m) which is hanging vertically from a light string of length L.The bullet stops in the block.If the recoiling block + bullet system reaches a height of 2/3L,then the initial speed of the bullet is given by

• A)M \(\times\) (1gL/3)^1/2/m
• B)M \(\times\) (2gL/3)^1/2/m
• C)M \(\times\) (3gL/4)^1/2/m
• D)m \(\times\) (4gL/3)^1/2/M
• E)M \(\times\) (4gL/3)^1/2/m

---

Definitions:

Chemoreceptors

Sensory receptors that respond to chemical stimuli, involved in taste, smell, and internal body conditions like oxygen and carbon dioxide levels.

Blood Concentration

The amount of a substance per unit volume of blood, indicating the level of various compounds or cells in the bloodstream.

Glucose

An uncomplicated glucose important for energy in living systems and a building block of numerous carbohydrate forms.

Somatic Sense

The sensory systems associated with the body that include touch, temperature, pain, and proprioception (sense of position and movement).