Two horizontal forces act on a 9.9 kg chopping block that can slide over a frictionless kitchen counter, which lies in an xy plane. One force is 7₁ = (8.1 (8.1 N) N ) î + (4.4 + (4.4 N )ĵ. Find the acceleration of the chopping block in unit- vector notation when the other force is (a) F₂ = ( − 8.1 F2 N ) î + ( − 4.4 N )ĵ, (b) N ) î + (4.4 N )ĵ, and (c) F₂ = ( − 8.1 F₂ = (8.1 N ) î + ( − 4.4 N )ĵ. F2

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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Two horizontal forces act on a 9.9 kg chopping
block that can slide over a frictionless kitchen
counter, which lies in an xy plane. One force is
F₁ = (8.1 N ) î + (4.4 N). Find the
1
acceleration of the chopping block in unit-
vector notation when the other force is (a)
) î
( - 4.4 N ), (b)
-
− 8.1 N )i + (4.4 N ), and (c)
8.1 N ) î + ( 4.4 N )ĵ.
F2
↑F ↑F
F 2
=
=
F₂ =
8.1 N
(a) Number i
(b) Number
(c) Number
i
i
+
i +
î+
(.
+
i
i
Ĵ
‹'
i Ĵ
Transcribed Image Text:View Policies Current Attempt in Progress Two horizontal forces act on a 9.9 kg chopping block that can slide over a frictionless kitchen counter, which lies in an xy plane. One force is F₁ = (8.1 N ) î + (4.4 N). Find the 1 acceleration of the chopping block in unit- vector notation when the other force is (a) ) î ( - 4.4 N ), (b) - − 8.1 N )i + (4.4 N ), and (c) 8.1 N ) î + ( 4.4 N )ĵ. F2 ↑F ↑F F 2 = = F₂ = 8.1 N (a) Number i (b) Number (c) Number i i + i + î+ (. + i i Ĵ ‹' i Ĵ
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