Design a 4-bit counter ( until ) using t-ff and discuss 4 cases for the inputs (x, y) 2, a. if input 00 then the counter counts upward b. if input 01 then counter counts downward c. if input 10 then counter counts only odd numbers. d. if input 11 then counter counts only even numbers.

Standing side by side ,you and a friend step off a bridge at different times and fall for 1.6s to the water below.your friend goes first,and you follow after he has dropped a distance of 2.0m.when your friend hits the water,is the seperation between the two of you 2.0m or more than 2.0m? verify your answer with a calculation.

If steel is more dense that lake water, why can a boat float

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.