The dimensions of a brick that weighs 25 N are 0.19 m × 0.07 m × 0.095 m. What pressure does the brick exert on the ground if it is resting on its largest face?
The number of waves that pass a particular point in a unit of time is called the __________ of the waves. (a) rarefaction (b) compression (c) amplitude (d) frequency
A 4.5 newton object is placed in a tank of water. If the water exerts a force of 4.0 newtons on the object, will the object sink or float?
A particle travels in a circle of radius 82 cm and with a centripetal acceleration of 4.7 m/s2. How long does the particle take to complete one revolution?
A curved section of roadway is in the shape of a circular arc of 410-m radius. The curved section is horizontal, not banked. The coefficient of friction for tires and the roadway is 0.40. What is the maximum safe driving speed for this unbanked, curved section of roadway?
Why current remains same in series combination of resistors in all resistors and p.d. remains different?
You drop a rock down a well that is 5.4 m deep. How long does it take the rock to hit the bottom of the well?
which one of the following lines best illustrates personification? A.She floated graceful as a dove B.Spring is a dream unsung C.A narrow wind complains all day D.The fog comes on little cat feet
13. A man standing on a bus remains still when the bus is at rest. When the bus moves forward and then slows down the man continues moving forward at the original speed. This is an example of the effect of A. gravity. B. inertia. C. velocity. D. weight.
