How to select input type "tel" using jquery by id..??

How to select input type "tel" using jquery by id..??

In my form, I have an input field of type="tel".

<input type="tel" name="jform[work_phone]" class="validate-phone" id="jform_work_phone " value="" size="30">

I am setting value to this field using jQuery by

jQuery("#jform_work_phone").val("123456");

It is not setting the value. What am I doing wrong..??