Time + angle - examples
The clock shows 12 hours. After how many minutes will agle between hour and minute hand 90°? Consider the continuous movement of both hands hours.
How many times a day hands on a clock overlap?
How long path will walk the end of the clock's minute-hand long 7 cm for 330 minutes? How long will walk in the same time hour-hand?
- Minute angle
Determine size of angle, which takes minute hand for 75 minutes.
- Circular motion
Mass point moves moves uniformly in a circle with radius r = 3.4 m angular velocity ω = 3.6 rad/s. Calculate the period, frequency, and the centripetal acceleration of this movement.
What distance will pass end of 8 cm long hour hand for 15 minutes?
How long distance will travel a large (minute) hand on the clock for 47 minutes, if its length is 43 cm?
- Minute hand v2
In how many minutes describe the minute hand angle 60 degrees?
- Clock hands
The hands on the clock shows the time 12 hours and 2 minutes. Calculate the size of a sharp angle between clock hands three hours later.
What distance will describe the tip of minute hand 6 cm long for 20 minutes when we know the starting position with finally enclose hands each other 120°?
- Acceleration 2
if a car traveling at a velocity of 80 m/s/south accelerated to a velocity of 100 m/s east in 5 seconds, what is the cars acceleration? using Pythagorean theorem
- Clock Tower
What angle is betwenn hands on Clock Tower when show 17 hours and 35 minutes?
- Little hand
What angle shifted little hand on the clock after one hour and 38 minutes?
- Two cyclists
Two cyclists started from crossing in the same time. One goes to the north speed 20 km/h, the second eastward at speed 26 km/h. What will be the direct distance cycling 30 minutes from the start?