Điện tích điểm Q gây ra điện trường tại A và B có cường độ lần lượt là EA = 1560 V/m và EB = 780 V/m. Tính cường độ điện trường tại trung điểm M của AB, biết Q – A – B thẳng hàng.

Shelly experiences a backward jolt when the driver starts the school bus. which of the following explains this phenomenon? a. the inertia of shelly b. the inertia of the bus c. the normal force of the seats on shelly d. the net force acting on shelly in a backward direction e. a zero net force acting on shelly

1) sections 1, 2, and 10 are significant primarily because they suggest the likelihood that a) widow wycherly is actually the woman in the full-length portrait. b) dr. heidegger wants to include his guests in an experiment with the water. c) dr. heidegger plans to drink some of the water from the vase and needs witnesses. d) the guests will be asked to witness dr. heidegger's transformation when he drinks the water.

Could someone me find the answer to this problem.