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સમતલમાં ગતિ

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ભૌતિક વિજ્ઞાન ધોરણ 11 સેમિસ્ટર 1

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ભૌતિક વિજ્ઞાન

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સમતલમાં ગતિ

એક-પરિમાણમાં કેટલી દિશાઓ શક્ય છે ?

બે
ત્રણ
શુન્ય
એક

બે

એક-પરિમાણમાં દિશાઓની કાળજી .........ના ઉપયોગ દ્વારા લઈ શકાય છે.

-1 અને +1 નંબરનાં ચિહનો
ધન(+)અને ઋણ ચિહનો (-)
ડિજિટલ નંબર 0 અને 1
ડિજિટલ નંબર 1 અને 2

ત્રિ- પરિમાણ (અવકાશ)માં પદાર્થની ગતિનું વર્ણન કરવા........... .

માત્ર દિશાની જરૂર પડે છે.
અંકોની જરૂર પડે છે.
સદિશની જરૂર પડે છે.
અદિશની જરૂર પડે છે.

bold rightwards arrow for bold A of

અને

bold rightwards arrow for bold B of

બે સદિશો છે. X- અક્ષ પર

bold rightwards arrow for bold A of bold space bold plus bold space bold rightwards arrow for bold B of

નો ઘટક કયો છે ?

$bold A bold space bold cos bold space bold 30 bold degree bold space bold plus bold space bold B bold space bold cos bold space bold 60 bold degree$
$bold A bold space bold sin bold space bold 30 bold degree bold space bold plus bold space bold B bold space bold sin bold space bold 60 bold degree$
$<pre>uncaught exception: Http Error #404 in file: /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/plugin/impl/HttpImpl.class.php line 61 #0 [internal function]: com_wiris_plugin_impl_HttpImpl_0(Object(com_wiris_plugin_impl_HttpImpl), NULL, 'http://www.wiri...', 'Http Error #404') #1 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/php/Boot.class.php(769): call_user_func_array('com_wiris_plugi...', Array) #2 [internal function]: _hx_lambda->execute('Http Error #404') #3 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/haxe/Http.class.php(532): call_user_func_array(Array, Array) #4 [internal function]: haxe_Http_5(true, Object(com_wiris_plugin_impl_HttpImpl), Object(com_wiris_plugin_impl_HttpImpl), Array, Object(haxe_io_BytesOutput), true, 'Http Error #404') #5 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/php/Boot.class.php(769): call_user_func_array('haxe_Http_5', Array) #6 [internal function]: _hx_lambda->execute('Http Error #404') #7 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/plugin/impl/HttpImpl.class.php(27): call_user_func_array(Array, Array) #8 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/haxe/Http.class.php(444): com_wiris_plugin_impl_HttpImpl->onError('Http Error #404') #9 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/haxe/Http.class.php(458): haxe_Http->customRequest(true, Object(haxe_io_BytesOutput), NULL, NULL) #10 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/plugin/impl/HttpImpl.class.php(40): haxe_Http->request(true) #11 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/lib/com/wiris/plugin/impl/TextServiceImpl.class.php(80): com_wiris_plugin_impl_HttpImpl->request(true) #12 /home/config_admin/public/felixventures.in/public/application/css/plugins/tiny_mce_wiris/integration/service.php(19): com_wiris_plugin_impl_TextServiceImpl->service('mathml2accessib...', Array) #13 {main}</pre>$
$bold space bold cos bold space bold 30 bold degree bold space bold plus bold space bold B bold space bold sin bold space bold 60 bold degree$

નિચેનામાંથી

bold cos bold space bold theta bold space bold i with bold overparenthesis on top bold space bold plus bold space bold sin bold space bold theta bold space bold i with bold overbrace on top

ને લંબ કયો છે ?

$bold son bold space bold theta bold space bold i with bold overbrace on top bold space bold minus bold space bold space bold cos bold space bold theta bold space bold i with bold overbrace on top$
$bold minus bold space bold cos bold space bold theta bold space bold i with bold overbrace on top bold space bold minus bold space bold sin bold space bold theta bold space bold i with bold overbrace on top$
$bold cos bold space bold theta bold space bold i with bold overbrace on top bold space bold plus bold space bold sin bold space bold theta bold space bold i with bold overbrace on top$
$bold minus bold space bold cos bold space bold theta bold space bold i with bold overbrace on top bold space bold minus bold space bold sin bold space bold theta bold space bold i with bold overbrace on top$