A ball falls off a table and reaches the ground in 1s. Assuming g=m/s. calculate its speed on reaching the ground and the height of the table

Avoltage source vs = 10 v is in series with a resistor of 10 kohm. if the source transformation theorem is applied, what will the value of the current source be in ma ?

Which of the following is considered to be a vector?               a.  temperature    b.  velocity    c.  time    d.  mass

Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?